{"id":345,"date":"2020-06-23T06:40:02","date_gmt":"2020-06-22T22:40:02","guid":{"rendered":"https:\/\/jingran.vip\/?p=345"},"modified":"2020-06-23T06:59:06","modified_gmt":"2020-06-22T22:59:06","slug":"%e5%bc%80%e8%af%be%e5%90%a7-python%e5%ad%a6%e4%b9%a0%e7%ac%94%e8%ae%b0%ef%bc%88%e4%b8%83%ef%bc%89","status":"publish","type":"post","link":"https:\/\/jingran.vip\/index.php\/2020\/06\/23\/%e5%bc%80%e8%af%be%e5%90%a7-python%e5%ad%a6%e4%b9%a0%e7%ac%94%e8%ae%b0%ef%bc%88%e4%b8%83%ef%bc%89\/","title":{"rendered":"\u5f00\u8bfe\u5427-Python\u5b66\u4e60\u7b14\u8bb0\uff08\u4e03\uff09"},"content":{"rendered":"\n<p class=\"has-huge-font-size\"><strong>\u7b2c\u4e8c\u7ae0 \u7b2c4\u8282 \u8df3\u51fa\u91cd\u590d<\/strong><\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>\u7b2c6\u8bfe\u77e5\u8bc6\u603b\u7ed3<\/strong> <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_701.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_702.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_703.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u4e4b\u524d\u8bb2\u5230while\u5faa\u73af\u540e\u9762a&lt;4\u662fwhile\u5faa\u73af\u7684\u8bbe\u5b9a\u6761\u4ef6\uff0c\u53ea\u6709\u6ee1\u8db3\u6761\u4ef6\u65f6\uff0c\u5faa\u73af\u624d\u80fd\u6267\u884c\u3002\u90a3\u8fd9\u8282\u8bfe\uff0c\u6211\u4eec\u6765\u63a2\u7a76\u4e00\u4e0b\u8fd9\u4e2a\u8bbe\u5b9a\u6761\u4ef6\u7684True\u4e0eFalse\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-video\"><video controls src=\"https:\/\/pan.andrewjr.ga\/0:\/%E8%AF%BE%E7%A8%8B%E8%B5%84%E6%96%99\/%E5%BC%80%E8%AF%BE%E5%90%A7Python%E7%BC%96%E7%A8%8B%E8%AF%BE\/%E7%AC%AC%E4%BA%8C%E7%AB%A0\/%E7%AC%AC4%E8%8A%82\/%E7%AC%AC4%E8%8A%82%20%E8%B7%B3%E5%87%BA%E9%87%8D%E5%A4%8D.mp4\"><\/video><\/figure>\n\n\n\n<p class=\"has-large-font-size\"><strong>\u7528\u6570\u636e\u505a\u5224\u65ad\uff1a\u5e03\u5c14\u503c <\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_706.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u4f46\u662f\uff0cif\u8bed\u53e5\u4e2d\u7684\u6761\u4ef6\u4e0ewhile\u8bed\u53e5\u4e2d\u7684\u6761\u4ef6\u6709\u533a\u522b\uff1aif\u8bed\u53e5\u4e2d\u7684\u6761\u4ef6\u53ea\u5224\u65ad\u4e00\u6b21\uff0cwhile\u8bed\u53e5\u4e2d\u7684\u5224\u65ad\u4f1a\u4e00\u76f4\u5faa\u73af\u6267\u884c.<\/p>\n\n\n\n<p>\u8fd9\u4e2a\u201c\u5224\u65ad\u201d\u7684\u8fc7\u7a0b\uff0c\u5728\u8ba1\u7b97\u673a\u4e2d\u662f\u5982\u4f55\u8fd0\u884c\u7684\u5462\uff1f <\/p>\n\n\n\n<p>\u8ba1\u7b97\u673a\u7684\u5224\u65ad\uff0c\u53ea\u6709\u4e24\u79cd\u7ed3\u679c\uff0c\u8981\u4e48\u662fTrue(\u6761\u4ef6\u4e3a\u771f), \u8981\u4e48\u4e3aFalse\uff08\u6761\u4ef6\u4e3a\u5047\uff09\u3002True\u4e0eFalse\u53eb\u505a\u5e03\u5c14\u503c\uff0c\u8fd9\u4e2a\u5224\u65ad\u771f\u5047\u7684\u8fc7\u7a0b\uff0c\u53eb\u505a\u3010\u5e03\u5c14\u8ba1\u7b97\u3011\u3002 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>print(3&lt;6)\nprint(3>6)\nprint('\u5317\u4eac'=='\u5317\u4eac')  \nprint('\u5317\u4eac'=='\u9996\u90fd')<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"891\" height=\"181\" src=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-8.png\" alt=\"\" class=\"wp-image-346\" srcset=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-8.png 891w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-8-300x61.png 300w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-8-768x156.png 768w\" sizes=\"(max-width: 891px) 100vw, 891px\" \/><\/figure>\n\n\n\n<p>print() \u8bed\u53e5\u4e2d\u7684\u8ba1\u7b97\u5c31\u662f\u3010\u5e03\u5c14\u8ba1\u7b97\u3011\uff0c\u7ec8\u7aef\u4e0a\u8981\u4e48\u663e\u793aTrue\uff0c\u8981\u4e48\u663e\u793aFalse\u3002 <\/p>\n\n\n\n<p>print(3&lt;6)\u4e0eprint(3&gt;6)\u8fd9\u4e24\u53e5\u5f88\u7b80\u5355\u5566\uff0c\u5224\u65ad\u5927\u5c0f\u3002 <\/p>\n\n\n\n<p>print(&#8216;\u5317\u4eac&#8217;==&#8217;\u5317\u4eac&#8217;) \u4e0e print(&#8216;\u5317\u4eac&#8217;==&#8217;\u9996\u90fd&#8217;)\u8fd9\u662f\u6bd4\u8f83\u5b57\u7b26\u4e32\u3002\u4e24\u4e2a\u5b57\u7b26\u4e32\u2019\u5317\u4eac\u2018\u76f8\u7b49\uff0c\u7ed3\u679c\u663e\u793aTrue, \u62ff\u2018\u5317\u4eac\u2019\u4e0e\u2018\u9996\u90fd\u2019\u505a\u5bf9\u6bd4\uff0c\u4e24\u4e2a\u5b57\u7b26\u4e32\u4e0d\u76f8\u7b49\uff0c\u4f46\u662f\u7528\u7684\u662f\u201c==\u201c\u53f7\uff0c\u6240\u4ee5\uff0c\u663e\u793aFalse <\/p>\n\n\n\n<p>\u53ea\u6709\u5f53\u6761\u4ef6\u4e3aFalse\u65f6\uff0cif\u4e0ewhile\u624d\u4f1a\u7ed3\u675f\u5faa\u73af\u6267\u884c\u540e\u9762\u7684\u8bed\u53e5\u3002 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>while False:\n    print('\u6211\u662fFasle,\u6253\u5370\u4e0d\u51fa\u6765')<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"866\" height=\"150\" src=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-9.png\" alt=\"\" class=\"wp-image-347\" srcset=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-9.png 866w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-9-300x52.png 300w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-9-768x133.png 768w\" sizes=\"(max-width: 866px) 100vw, 866px\" \/><\/figure>\n\n\n\n<p>\u4f60\u4f1a\u53d1\u73b0\u7ec8\u7aef\u91cc\u4ec0\u4e48\u4e5f\u4e0d\u4f1a\u6253\u5370\u3002 <\/p>\n\n\n\n<p>\u8fd9\u662f\u56e0\u4e3awhile\u5faa\u73af\u6267\u884c\uff0c\u5fc5\u987b\u8981while\u540e\u7684\u6761\u4ef6\u4e3a\u201c\u771f\u201c\uff0c\u800c\u3010\u5e03\u5c14\u503c\u3011False\u672c\u8eab\u5c31\u4e3a\u5047\uff0c\u6240\u4ee5\u8fd9\u4e2a\u5faa\u73af\u4e00\u6b21\u90fd\u4e0d\u4f1a\u6267\u884c\u3002 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>while 3>6:\n    print('\u6211\u662fFasle,\u6253\u5370\u4e0d\u51fa\u6765')<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>import time\nwhile 3&lt;6:\n    time.sleep(1)\n    print('\u6253\u5370\u51fa\u6765')<\/code><\/pre>\n\n\n\n<p>\u6211\u4eec\u505a\u4e00\u4e2a\u603b\u7ed3\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/python-xiaoke\/enter_707.jpeg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u73b0\u5728\u6211\u4eec\u5df2\u7ecf\u77e5\u9053\u4e86\u4ec0\u4e48\u662f\u5e03\u5c14\u503c\u4e0e\u5e03\u5c14\u8fd0\u7b97\u3002\u63a5\u7740\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u5e03\u5c14\u8fd0\u7b97\u7684\u4e09\u79cd\u5f62\u5f0f <\/p>\n\n\n\n<figure class=\"wp-block-video\"><video controls src=\"https:\/\/pan.andrewjr.ga\/0:\/%E8%AF%BE%E7%A8%8B%E8%B5%84%E6%96%99\/%E5%BC%80%E8%AF%BE%E5%90%A7Python%E7%BC%96%E7%A8%8B%E8%AF%BE\/%E7%AC%AC%E4%BA%8C%E7%AB%A0\/%E7%AC%AC4%E8%8A%82\/%E8%B7%B3%E5%87%BA%E9%87%8D%E5%A4%8D-%E8%BF%90%E7%AE%97%E7%AC%A6.mp4\"><\/video><\/figure>\n\n\n\n<p class=\"has-medium-font-size\"><strong>\u4e24\u4e2a\u6570\u503c\u505a\u6bd4\u8f83 <\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_708.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u7528\u4e24\u4e2a\u6570\u503c\u505a\u6bd4\u8f83\u7684\u3010\u5e03\u5c14\u8fd0\u7b97\u3011\uff0c\u4e3b\u8981\u5305\u542b\u4ee5\u4e0b\u60c5\u51b5\uff1a <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_709.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u8fd9\u662f\u51e0\u79cd\u5728\u5224\u65ad\u4e2d\u5e38\u7528\u7684\u7b26\u53f7\u3002 <\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\u770b\u5e03\u5c14\u8fd0\u7b97\u7684\u7b2c\u4e8c\u79cd\u65b9\u5f0f\uff1a\u76f4\u63a5\u7528\u6570\u503c\u505a\u8fd0\u7b97\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_710.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<pre class=\"wp-block-code\"><code>import time\nwhile 1:\n    time.sleep(1)\n    print('\u9996\u90fd')<\/code><\/pre>\n\n\n\n<p>\u4f60\u4f1a\u53d1\u73b0\uff0c\u53c8\u9677\u5165\u6b7b\u5faa\u73af\u4e86\u3002 <\/p>\n\n\n\n<p>\u8fd9\u6bb5\u4ee3\u7801\u5f88\u602a\uff0cwhile\u540e\u9762\u7684\u6761\u4ef6\u53ea\u5199\u4e86\u4e00\u4e2a\u6570\u5b571\u3002 <\/p>\n\n\n\n<p>\u5176\u5b9e\uff0c\u5728\u8fd9\u91cc\u6574\u65701\u662f\u4f5c\u4e3a\u4e00\u4e2a\u5224\u65ad\u6761\u4ef6\uff0c\u88ab\u5224\u65ad\u4e3a\u771f\uff08True\uff09\uff0c\u8fd9\u5c31\u662f\u6570\u503c\u4f5c\u4e3a\u6761\u4ef6\uff0c \u88ab\u5224\u65ad\u771f\u5047\u7684\u60c5\u51b5 <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/xiaoke-editor-2020-02\/enter_711_%E5%89%AF%E6%9C%AC.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u4e0b\u9762\u5c0fK\u9001\u5927\u5bb6\u4e00\u4e2a\u5b9d\u76d2\uff0cbool()\u51fd\u6570\uff0cbool()\u51fd\u6570\u7528\u6765\u5224\u65ad\u4e00\u4e2a\u6570\u636e\u4e3a\u771f\u8fd8\u662f\u4e3a\u5047\u3002\u6709\u70b9\u548ctype()\u76f8\u4f3c\u5427\u3002 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>print('\u4ee5\u4e0b\u6570\u636e\u5224\u65ad\u7ed3\u679c\u90fd\u662f\u3010\u771f\u3011\uff1a')\nprint(bool(True))\nprint(bool(10))\nprint(bool('xyz'))\n\nprint('\u4ee5\u4e0b\u6570\u636e\u5224\u65ad\u7ed3\u679c\u90fd\u662f\u3010\u5047\u3011\uff1a')\nprint(bool(False))\nprint(bool(0))\nprint(bool(''))\nprint(bool(None))<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"311\" src=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-10-1024x311.png\" alt=\"\" class=\"wp-image-348\" srcset=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-10-1024x311.png 1024w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-10-300x91.png 300w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-10-768x234.png 768w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-10-1536x467.png 1536w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-10.png 1555w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u4e0b\u9762\uff0c\u6765\u770b\u4e00\u4e0b\u7b2c\u4e09\u79cd\u60c5\u51b5\u3002 <\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>\u5e03\u5c14\u503c\u4e4b\u95f4\u7684\u8fd0\u7b97 <\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_712.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u4f60\u4f1a\u63a5\u89e6\u5230and\u3001or\u3001not\u3001in\u3001not in\u4e94\u79cd\u8fd0\u7b97\u3002 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>a = 5\nb = -5\n\nprint('\u4ee5\u4e0b\u662fand\u8fd0\u7b97')\nif a==5 and b==5:    # \u3010b\u5b9e\u9645\u4e0a\u662f-5\u3011\n    print('True')\nelse:\n    print('False')\n\nprint('\u4ee5\u4e0b\u662for\u8fd0\u7b97')\nif a==5 or b==5:  # \u3010b\u5b9e\u9645\u4e0a\u662f-5\u3011\n    print('True')\nelse:\n    print('False')<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"436\" src=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-11-1024x436.png\" alt=\"\" class=\"wp-image-349\" srcset=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-11-1024x436.png 1024w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-11-300x128.png 300w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-11-768x327.png 768w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-11.png 1326w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>a==5 and b==5\u7684\u610f\u601d\u662f\u3010a==5\u5e76\u4e14b==5\u3011, \u53ea\u6709\u4e24\u4e2a\u6761\u4ef6\u90fd\u4e3a\u771f\u7684\u65f6\u5019\uff0c\u624d\u80fd\u5224\u65ad\u4e3aTrue\u3002 \u800ca==5 or b==5\u7684\u610f\u601d\u662f\u3010a==5 \u6216\u8005 b==5\u3011\u8fd9\u4e24\u4e2a\u6761\u4ef6\u53ea\u8981\u6ee1\u8db3\u5176\u4e2d\u4e00\u4e2a\uff0c\u5c31\u5224\u65ad\u4e3aTrue\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_714.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_715.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<pre class=\"wp-block-code\"><code>x=6\ny=-5\nz=0\nq=10\nif x&lt;y and z&lt;q:\n    print('True')\nelse:\n    print('False')<\/code><\/pre>\n\n\n\n<p>\u63a5\u4e0b\u6765\u6211\u4eec\u770b\u4e00\u4e0bnot\uff0c not\u5c31\u662f\u76f8\u53cd\u7684\u610f\u601d\u3002not False\u5c31\u662fTrue, not True\u5c31\u662fFalse\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_717.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u6700\u540e\uff0c\u6211\u4eec\u770b\u4e00\u4e0b\u3010in\u3011\u4e0e\u3010not in\u3011 <\/p>\n\n\n\n<p>\u3010in\u3011\u7684\u610f\u601d\u201c\u5224\u65ad\u4e00\u4e2a\u5143\u7d20\u662f\u5426\u5728\u4e00\u5806\u6570\u636e\u4e4b\u4e2d\u201d\uff0c\u3010not in\u3011\u76f8\u53cd\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_718.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u4f60\u5e94\u8be5\u80fd\u76f4\u63a5\u770b\u51fa\uff0c1\u5728list\u4e2d\uff0c10\u4e0e0\u4e0d\u5728list\u4e2d\u3002 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>list = [1,2,3,4]\n\na = 1\nb = 10\nc = 0\nprint(bool(a in list))\nprint(bool(b in list))\nprint(bool(c in list))<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"304\" src=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-12-1024x304.png\" alt=\"\" class=\"wp-image-350\" srcset=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-12-1024x304.png 1024w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-12-300x89.png 300w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-12-768x228.png 768w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-12.png 1195w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u5b66\u4e60\u4e865\u79cd\u5e03\u5c14\u503c\u7684\u8fd0\u7b97\u65b9\u5f0f\u3002\u505a\u4e2a\u603b\u7ed3 <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_719.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_720.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/xiaoke-editor-2020-02\/enter_721_%E5%89%AF%E6%9C%AC.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u597d\u4e86\uff0c\u5e03\u5c14\u503c\u7684\u8fd0\u7b97\u5b66\u5b8c\u4e86\uff0c \u6211\u4eec\u4e0b\u9762\u5b66\u4e60\u4e00\u4e0b\u56db\u79cd\u65b0\u7684\u8bed\u53e5\u3002 <\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>\u56db\u79cd\u65b0\u8bed\u53e5 <\/strong><\/p>\n\n\n\n<p>\u8fd9\u56db\u79cd\u65b0\u8bed\u53e5\u53ef\u4ee5\u4e0e\u5faa\u73af\u642d\u914d\u4f7f\u7528\uff0c\u80fd\u591f\u8ba9\u5faa\u73af\u6709\u4e0d\u540c\u7684\u6548\u679c\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-video\"><video controls src=\"https:\/\/pan.andrewjr.ga\/0:\/%E8%AF%BE%E7%A8%8B%E8%B5%84%E6%96%99\/%E5%BC%80%E8%AF%BE%E5%90%A7Python%E7%BC%96%E7%A8%8B%E8%AF%BE\/%E7%AC%AC%E4%BA%8C%E7%AB%A0\/%E7%AC%AC4%E8%8A%82\/%E8%B7%B3%E5%87%BA%E9%87%8D%E5%A4%8Dbreak%E3%80%81continue.mp4\"><\/video><\/figure>\n\n\n\n<p class=\"has-medium-font-size\"><strong>break\u8bed\u53e5 <\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_722.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>break\u8bed\u53e5\u7684\u610f\u601d\u5c31\u662f\u201c\u6253\u7834\u201d\uff0c\u5728Python\u6c5f\u6e56\u4e2d\u7528\u6765\u7ed3\u675f\u5faa\u73af\u7684\u3002 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>for i in range(1,10):\n    if(i>5):\n        break\n    print(i)\n\nx = 0\nwhile x&lt;10:\n    if(x>4):\n        break\n    x=x+1\n    print(x)<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"384\" src=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-13-1024x384.png\" alt=\"\" class=\"wp-image-351\" srcset=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-13-1024x384.png 1024w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-13-300x113.png 300w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-13-768x288.png 768w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-13.png 1287w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u8fd0\u884c\u540e\uff0c\u4f60\u4f1a\u53d1\u73b0\uff0c\u672c\u6765for\u5faa\u73af\u4e0ewhile\u5faa\u73af\u662f\u53ef\u4ee5\u4ece1\u6253\u5370\u52309\u7684\uff0c\u7ed3\u679c\u7531\u4e8ebreak, \u53ea\u80fd\u4ece1\u6253\u5370\u52305\uff0c\u8fd9\u5c31\u662fbreak\u7684\u4f5c\u7528\u3002\u5728\u5faa\u73af\u5185\u4f7f\u7528\uff0c\u7528\u6765\u7ed3\u675f\u5faa\u73af\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_723.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"has-medium-font-size\"><strong>continue\u8bed\u53e5 <\/strong><\/p>\n\n\n\n<p>break\u770b\u5b8c\u4e4b\u540e\uff0c\u518d\u770b\u4e00\u4e0bcontinue\u8bed\u53e5\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_724.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>continue\u7684\u610f\u601d\u662f\u201c\u7ee7\u7eed\u201d\u3002\u8fd9\u4e2a\u8bed\u53e5\u4e5f\u662f\u5728\u5faa\u73af\u5185\u90e8\u4f7f\u7528\u7684\u3002\u5f53\u67d0\u4e2a\u6761\u4ef6\u88ab\u6ee1\u8db3\u7684\u65f6\u5019\uff0c\u89e6\u53d1continue\u8bed\u53e5\uff0c\u7ed3\u675f\u672c\u6b21\u5faa\u73af, \u4ece\u4e0b\u4e00\u6b21\u5faa\u73af\u7ee7\u7eed\u6267\u884c\u3002 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>for i in range(1,11):\n    if i==5:\n        continue\n    print(i)\n\nx = 0\nwhile x&lt;10:\n    x=x+1\n    if x==5:\n        continue\n    else:   \n        print(x)<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"345\" src=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-14-1024x345.png\" alt=\"\" class=\"wp-image-352\" srcset=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-14-1024x345.png 1024w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-14-300x101.png 300w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-14-768x259.png 768w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-14.png 1317w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u8fd0\u884c\u7ed3\u675f\u540e\uff0c\u4f60\u4f1a\u53d1\u73b0\uff0c\u4e24\u4e2a\u5faa\u73af\u4e2d\uff0c\u90fd\u6ca1\u6709\u6253\u5370\u6570\u5b57\u30105\u3011\uff0c\u4f46\u662f\u548cbreak\u4e0d\u540c\u7684\u662f\uff0c\u6570\u5b57\u30105\u3011\u4e4b\u540e\u7684\u5185\u5bb9\u90fd\u6253\u5370\u51fa\u6765\u4e86\u3002 <\/p>\n\n\n\n<p>\u8fd9\u5c31\u662fcontinue,\u5b83\u53ea\u80fd\u8df3\u8fc7\u672c\u6b21\u7684\u5faa\u73af\uff0c\u4f46\u662f\u8fd9\u6b21\u4e4b\u540e\u7684\u5faa\u73af\u4ecd\u7136\u4f1a\u6267\u884c\u3002 <\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>pass\u8bed\u53e5 <\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_725.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>pass\u5f88\u5e38\u89c1\uff0c\u5c31\u662f\u6211\u4eec\u7406\u89e3\u7684\u201c\u8df3\u8fc7\u201d\u3002 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>age = int(input('\u8bf7\u8f93\u5165\u4f60\u7684\u5e74\u9f84:'))\nif age >= 18:\n    pass\nelse:\n    print('\u4f60\u672a\u6210\u5e74\uff0c\u4e0d\u5f97\u8fdb\u5165\u7f51\u5427')<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"976\" height=\"260\" src=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-15.png\" alt=\"\" class=\"wp-image-353\" srcset=\"https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-15.png 976w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-15-300x80.png 300w, https:\/\/jingran.vip\/wp-content\/uploads\/2020\/06\/image-15-768x205.png 768w\" sizes=\"(max-width: 976px) 100vw, 976px\" \/><\/figure>\n\n\n\n<p>\u8fd9\u4e2a\u4ee3\u7801\u7684\u610f\u601d\u662f\uff1a\u5f53age&gt;=18\u7684\u65f6\u5019\uff0c\u8df3\u8fc7\uff0c\u4ec0\u4e48\u90fd\u4e0d\u505a\u3002\u5176\u4ed6\u60c5\u51b5age&lt;18\u7684\u65f6\u5019\uff0c\u6267\u884c print(&#8216;\u4f60\u672a\u6210\u5e74\uff0c\u4e0d\u5f97\u8fdb\u5165\u7f51\u5427&#8217;)\u8bed\u53e5\u3002 <\/p>\n\n\n\n<p>pass\u8bed\u53e5\u5c31\u662f\u5360\u636e\u4e00\u4e2a\u4f4d\u7f6e\u201c\u4ec0\u4e48\u90fd\u4e0d\u505a\u201d\uff0c\u6ee1\u8db3\u6211\u7684\u6761\u4ef6\uff0c\u5c31\u8df3\u8fc7 <\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>else\u8bed\u53e5 <\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/014acb30-556b-47e7-a503-9ddd1e096524\/enter\/enter_726.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>else\u8bed\u53e5\u4e0d\u4ec5\u80fd\u591f\u5728if\u8bed\u53e5\u4e2d\u4f7f\u7528\uff0c\u8fd8\u80fd\u591f\u548c\u5faa\u73af\u642d\u914d\u4f7f\u7528 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>for i in range(3):\n    num = int(input('\u8bf7\u8f93\u51650\u7ed3\u675f\u5faa\u73af\uff0c\u4f60\u67093\u6b21\u673a\u4f1a:'))\n    if num == 0:\n        print('\u4f60\u89e6\u53d1\u4e86break\u8bed\u53e5\uff0c\u5bfc\u81f4else\u8bed\u53e5\u4e0d\u4f1a\u751f\u6548\u3002')    \n        break\nelse:\n\tprint('3\u6b21\u5faa\u73af\u4f60\u90fd\u9519\u8fc7\u4e86\uff0celse\u8bed\u53e5\u751f\u6548\u4e86\u3002')<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>num=0\nwhile num&lt;3:\n    n = int(input('\u8bf7\u8f93\u51650\u7ed3\u675f\u5faa\u73af\uff0c\u4f60\u67093\u6b21\u673a\u4f1a:'))\n    if n == 0:\n        print('\u4f60\u89e6\u53d1\u4e86break\u8bed\u53e5\uff0c\u5bfc\u81f4else\u8bed\u53e5\u4e0d\u4f1a\u751f\u6548\u3002')    \n        break\n    num+=1\nelse:\n    print('3\u6b21\u5faa\u73af\u4f60\u90fd\u9519\u8fc7\u4e86\uff0celse\u8bed\u53e5\u751f\u6548\u4e86\u3002')<\/code><\/pre>\n\n\n\n<p>break\u3001continue\u3001pass\u3001else\u90fd\u662f\u548c\u5faa\u73af\u642d\u914d\u4f7f\u7528\u7684\uff0c\u4e5f\u80fd\u591f\u8df3\u51fa\u5faa\u73af\u3002 <\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>\u77e5\u8bc6\u603b\u7ed3<\/strong><\/p>\n\n\n\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u56db\u79cd\u8bed\u53e5\u90fd\u5b66\u5b8c\u4e86\uff0c\u505a\u4e2a\u603b\u7ed3\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/xiaoke-asset-prod.kaikeba.com\/smallcourse\/xiaoke-editor-2020-02\/enter_727_%E5%89%AF%E6%9C%AC.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"has-large-font-size\"><strong>\u8bfe\u540e\u7ec3\u4e60<\/strong><\/p>\n\n\n\n<p>1.  \u8001\u7237\u7237\u8bbe\u5b9a\u4e86\u4e00\u4e2a\u5bc6\u78017\uff0c\u5982\u679c\u846b\u82a6\u5a03\u5144\u5f1f\u731c\u5bf9\u4e86\u5956\u52b1\u82f9\u679c\uff0c\u8bf7\u8865\u5168\u4ee3\u7801\u3002\uff08 \u8001\u7237\u7237\u5728\u4e0e\u846b\u82a6\u5a03\u5144\u5f1f\u73a9\u4e00\u4e2a\u5c0f\u6e38\u620f\uff0c\u5c31\u662f\u8001\u7237\u7237\u5728\u5fc3\u91cc\u60f3\u597d\u4e00\u4e2a\u6570\uff0c\u6bd4\u59827\uff0c\u7136\u540e\u8ba9\u846b\u82a6\u5a03\u5144\u5f1f\u731c\u3002\u5982\u679c\u4ed6\u731c\u7684\u6570\u6bd47\u5c0f\uff0c\u544a\u8bc9\u4ed6\u201c\u592a\u5c0f\u4e86\u201d\uff0c\u5982\u679c\u4ed6\u731c\u7684\u6570\u6bd47\u5927\uff0c\u544a\u8bc9\u4ed6\u201c\u592a\u5927\u4e86\u201d\u3002\u5982\u679c\u731c\u5bf9\u4e86\uff0c\u7ed9\u731c\u51fa\u6765\u7684\u846b\u82a6\u5a03\u4e00\u4e2a\u82f9\u679c\u3002 \uff09<\/p>\n\n\n\n<p>2.  \u5199\u4e00\u4e2a\u5faa\u73af\uff0c\u4ece1\uff0c2\uff0c3\u5faa\u73af\u523020\u5f00\u59cb\u6253\u5370\uff1b\u5f53\u9047\u52303\u7684\u500d\u6570\u65f6\uff0c\u76f4\u63a5\u8df3\u8fc7\uff0c\u7ee7\u7eed\u6253\u5370\u4e0b\u9762\u5185\u5bb9\u3002\u6253\u5370\u7ed3\u679c\u662f\u30101\uff0c2\uff0c4\uff0c5\uff0c7\uff0c8\uff0c10\uff0c11\uff0c13\uff0c14\uff0c16\uff0c17\uff0c19\uff0c20\u3011 <\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7b2c\u4e8c\u7ae0 \u7b2c4\u8282 \u8df3\u51fa\u91cd\u590d \u7b2c6\u8bfe\u77e5\u8bc6\u603b\u7ed3 \u4e4b\u524d\u8bb2\u5230while\u5faa\u73af\u540e\u9762a&lt;4\u662fwhile\u5faa\u73af\u7684\u8bbe 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