{"id":1171263,"date":"2025-01-15T16:33:10","date_gmt":"2025-01-15T08:33:10","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1171263.html"},"modified":"2025-01-15T16:33:26","modified_gmt":"2025-01-15T08:33:26","slug":"python%e5%a6%82%e4%bd%95%e9%81%8d%e5%8e%86%e6%95%b0%e7%bb%84%e4%b8%8b%e6%a0%87","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1171263.html","title":{"rendered":"python\u5982\u4f55\u904d\u5386\u6570\u7ec4\u4e0b\u6807"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/26073645\/0acb4a78-b78b-43bd-8e4f-d1b90b231c15.webp\" alt=\"python\u5982\u4f55\u904d\u5386\u6570\u7ec4\u4e0b\u6807\" \/><\/p>\n<p><p> <strong>Python\u904d\u5386\u6570\u7ec4\u4e0b\u6807\u7684\u65b9\u6cd5\u6709\u591a\u79cd\uff0c\u5982\u4f7f\u7528range()\u51fd\u6570\u3001enumerate()\u51fd\u6570\u3001while\u5faa\u73af\u7b49\u3002<\/strong>\u5176\u4e2d\uff0c\u6700\u5e38\u7528\u7684\u662frange()\u51fd\u6570\u548cenumerate()\u51fd\u6570\u3002<strong>\u4f7f\u7528range()\u51fd\u6570\u53ef\u4ee5\u901a\u8fc7\u7d22\u5f15\u8bbf\u95ee\u6570\u7ec4\u7684\u5143\u7d20\uff0c\u800cenumerate()\u51fd\u6570\u4e0d\u4ec5\u63d0\u4f9b\u5143\u7d20\u7684\u503c\uff0c\u8fd8\u63d0\u4f9b\u5bf9\u5e94\u7684\u7d22\u5f15\u3002<\/strong>\u4e0b\u9762\u8be6\u7ec6\u8bb2\u89e3\u5982\u4f55\u4f7f\u7528enumerate()\u51fd\u6570\u904d\u5386\u6570\u7ec4\u4e0b\u6807\u3002<\/p>\n<\/p>\n<p><p><strong>\u4f7f\u7528enumerate()\u51fd\u6570\u4e0d\u4ec5\u80fd\u540c\u65f6\u83b7\u53d6\u6570\u7ec4\u7684\u4e0b\u6807\u548c\u5143\u7d20\u7684\u503c\uff0c\u8fd8\u80fd\u4f7f\u4ee3\u7801\u66f4\u52a0\u7b80\u6d01\u548c\u6613\u8bfb\u3002<\/strong>\u4f8b\u5982\uff0c\u5f53\u9700\u8981\u540c\u65f6\u64cd\u4f5c\u6570\u7ec4\u7684\u4e0b\u6807\u548c\u5143\u7d20\u65f6\uff0cenumerate()\u51fd\u6570\u663e\u5f97\u5c24\u4e3a\u65b9\u4fbf\u3002\u4ee3\u7801\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">array = [10, 20, 30, 40, 50]<\/p>\n<p>for index, value in enumerate(array):<\/p>\n<p>    print(f&quot;Index: {index}, Value: {value}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>enumerate(array)<\/code>\u751f\u6210\u4e00\u4e2a\u5305\u542b\u7d22\u5f15\u548c\u503c\u7684\u8fed\u4ee3\u5bf9\u8c61\uff0c\u901a\u8fc7\u904d\u5386\u8fd9\u4e2a\u5bf9\u8c61\uff0c\u53ef\u4ee5\u540c\u65f6\u83b7\u53d6\u6570\u7ec4\u7684\u4e0b\u6807\u548c\u5143\u7d20\u7684\u503c\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001\u4f7f\u7528range()\u51fd\u6570\u904d\u5386\u6570\u7ec4\u4e0b\u6807<\/h3>\n<\/p>\n<p><p>\u4f7f\u7528range()\u51fd\u6570\u53ef\u4ee5\u901a\u8fc7\u7d22\u5f15\u8bbf\u95ee\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\uff0c\u662f\u4e00\u79cd\u4f20\u7edf\u4e14\u5e38\u7528\u7684\u65b9\u6cd5\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">array = [10, 20, 30, 40, 50]<\/p>\n<p>for i in range(len(array)):<\/p>\n<p>    print(f&quot;Index: {i}, Value: {array[i]}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c<code>range(len(array))<\/code>\u751f\u6210\u4ece0\u5230\u6570\u7ec4\u957f\u5ea6\u51cf\u4e00\u7684\u6570\u5b57\u5e8f\u5217\uff0c\u901a\u8fc7<code>i<\/code>\u53ef\u4ee5\u8bbf\u95ee\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\u3002<\/p>\n<\/p>\n<p><h3>\u4e8c\u3001\u4f7f\u7528while\u5faa\u73af\u904d\u5386\u6570\u7ec4\u4e0b\u6807<\/h3>\n<\/p>\n<p><p>\u867d\u7136while\u5faa\u73af\u4e0d\u5982for\u5faa\u73af\u76f4\u89c2\uff0c\u4f46\u5728\u67d0\u4e9b\u7279\u5b9a\u60c5\u51b5\u4e0b\uff0c\u4f8b\u5982\u9700\u8981\u5728\u5faa\u73af\u4e2d\u4fee\u6539\u7d22\u5f15\u503c\u65f6\uff0cwhile\u5faa\u73af\u4f9d\u7136\u662f\u4e00\u4e2a\u6709\u6548\u7684\u9009\u62e9\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">array = [10, 20, 30, 40, 50]<\/p>\n<p>i = 0<\/p>\n<p>while i &lt; len(array):<\/p>\n<p>    print(f&quot;Index: {i}, Value: {array[i]}&quot;)<\/p>\n<p>    i += 1<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cwhile\u5faa\u73af\u7528\u7d22\u5f15<code>i<\/code>\u904d\u5386\u6570\u7ec4\uff0c\u5f53<code>i<\/code>\u8fbe\u5230\u6570\u7ec4\u957f\u5ea6\u65f6\u5faa\u73af\u7ed3\u675f\u3002<\/p>\n<\/p>\n<p><h3>\u4e09\u3001\u4f7f\u7528numpy\u5e93\u904d\u5386\u6570\u7ec4\u4e0b\u6807<\/h3>\n<\/p>\n<p><p>\u5728\u5904\u7406\u591a\u7ef4\u6570\u7ec4\u65f6\uff0cnumpy\u5e93\u63d0\u4f9b\u4e86\u66f4\u591a\u529f\u80fd\u548c\u66f4\u9ad8\u6548\u7684\u5b9e\u73b0\u3002numpy\u7684ndarray\u5bf9\u8c61\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u8fdb\u884c\u904d\u5386\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import numpy as np<\/p>\n<p>array = np.array([10, 20, 30, 40, 50])<\/p>\n<p>for i in np.ndindex(array.shape):<\/p>\n<p>    print(f&quot;Index: {i}, Value: {array[i]}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c<code>np.ndindex(array.shape)<\/code>\u751f\u6210\u6570\u7ec4\u6240\u6709\u7ef4\u5ea6\u7684\u7d22\u5f15\uff0c\u904d\u5386\u8fd9\u4e9b\u7d22\u5f15\u53ef\u4ee5\u8bbf\u95ee\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\u3002<\/p>\n<\/p>\n<p><h3>\u56db\u3001\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u904d\u5386\u6570\u7ec4\u4e0b\u6807<\/h3>\n<\/p>\n<p><p>\u5217\u8868\u63a8\u5bfc\u5f0f\u662f\u4e00\u79cd\u7b80\u6d01\u7684\u8bed\u6cd5\uff0c\u53ef\u4ee5\u5728\u4e00\u884c\u4ee3\u7801\u4e2d\u5b8c\u6210\u5bf9\u6570\u7ec4\u7684\u904d\u5386\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">array = [10, 20, 30, 40, 50]<\/p>\n<p>indices = [i for i in range(len(array))]<\/p>\n<p>print(indices)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5217\u8868\u63a8\u5bfc\u5f0f\u751f\u6210\u4e00\u4e2a\u5305\u542b\u6570\u7ec4\u4e0b\u6807\u7684\u5217\u8868\uff0c\u867d\u7136\u6ca1\u6709\u76f4\u63a5\u8f93\u51fa\u5143\u7d20\u503c\uff0c\u4f46\u5728\u67d0\u4e9b\u5e94\u7528\u573a\u666f\u4e0b\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n<\/p>\n<p><h3>\u4e94\u3001\u904d\u5386\u591a\u7ef4\u6570\u7ec4\u4e0b\u6807<\/h3>\n<\/p>\n<p><p>\u5bf9\u4e8e\u591a\u7ef4\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u5d4c\u5957\u5faa\u73af\u6216\u8005numpy\u5e93\u7684\u529f\u80fd\u6765\u904d\u5386\u6240\u6709\u4e0b\u6807\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">array = [[10, 20], [30, 40], [50, 60]]<\/p>\n<p>for i in range(len(array)):<\/p>\n<p>    for j in range(len(array[i])):<\/p>\n<p>        print(f&quot;Index: ({i},{j}), Value: {array[i][j]}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5d4c\u5957\u5faa\u73af\u904d\u5386\u4e8c\u7ef4\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\uff0c\u901a\u8fc7\u4e24\u4e2a\u7d22\u5f15<code>i<\/code>\u548c<code>j<\/code>\u8bbf\u95ee\u5143\u7d20\u503c\u3002<\/p>\n<\/p>\n<p><h3>\u516d\u3001\u4f7f\u7528itertools\u5e93\u904d\u5386\u6570\u7ec4\u4e0b\u6807<\/h3>\n<\/p>\n<p><p>itertools\u662fPython\u6807\u51c6\u5e93\u4e2d\u7684\u4e00\u4e2a\u6a21\u5757\uff0c\u63d0\u4f9b\u4e86\u8bb8\u591a\u7528\u4e8e\u9ad8\u6548\u5faa\u73af\u7684\u5de5\u5177\u3002\u5bf9\u4e8e\u904d\u5386\u6570\u7ec4\u4e0b\u6807\uff0c\u53ef\u4ee5\u4f7f\u7528itertools.product()\u51fd\u6570\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import itertools<\/p>\n<p>array = [[10, 20], [30, 40], [50, 60]]<\/p>\n<p>for i, j in itertools.product(range(len(array)), range(len(array[0]))):<\/p>\n<p>    print(f&quot;Index: ({i},{j}), Value: {array[i][j]}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c<code>itertools.product()<\/code>\u751f\u6210\u6240\u6709\u53ef\u80fd\u7684\u7d22\u5f15\u7ec4\u5408\uff0c\u904d\u5386\u8fd9\u4e9b\u7ec4\u5408\u53ef\u4ee5\u8bbf\u95ee\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\u3002<\/p>\n<\/p>\n<p><h3>\u4e03\u3001\u904d\u5386\u6570\u7ec4\u4e0b\u6807\u7684\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n<p><p>\u904d\u5386\u6570\u7ec4\u4e0b\u6807\u5728\u6570\u636e\u5904\u7406\u3001<a href=\"https:\/\/docs.pingcode.com\/ask\/59192.html\" target=\"_blank\">\u673a\u5668\u5b66\u4e60<\/a>\u3001\u56fe\u50cf\u5904\u7406\u7b49\u9886\u57df\u6709\u5e7f\u6cdb\u5e94\u7528\u3002\u4f8b\u5982\uff0c\u5728\u56fe\u50cf\u5904\u7406\u9886\u57df\uff0c\u9700\u8981\u904d\u5386\u56fe\u50cf\u7684\u6bcf\u4e2a\u50cf\u7d20\u70b9\u8fdb\u884c\u64cd\u4f5c\uff1b\u5728\u673a\u5668\u5b66\u4e60\u9886\u57df\uff0c\u904d\u5386\u6570\u636e\u96c6\u7684\u6bcf\u4e2a\u6837\u672c\u8fdb\u884c\u8bad\u7ec3\u548c\u9884\u6d4b\u3002<\/p>\n<\/p>\n<p><h3>\u516b\u3001\u4f18\u5316\u6570\u7ec4\u904d\u5386\u7684\u6027\u80fd<\/h3>\n<\/p>\n<p><p>\u5728\u5904\u7406\u5927\u578b\u6570\u7ec4\u65f6\uff0c\u904d\u5386\u7684\u6027\u80fd\u53ef\u80fd\u6210\u4e3a\u74f6\u9888\u3002\u4e3a\u4e86\u63d0\u9ad8\u6027\u80fd\uff0c\u53ef\u4ee5\u91c7\u7528\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a<\/p>\n<\/p>\n<ol>\n<li><strong>\u4f7f\u7528numpy\u5e93<\/strong>\uff1anumpy\u5e93\u63d0\u4f9b\u4e86\u9ad8\u6548\u7684\u6570\u7ec4\u64cd\u4f5c\u51fd\u6570\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<li><strong>\u4f7f\u7528\u5e76\u884c\u5904\u7406<\/strong>\uff1a\u5229\u7528\u591a\u7ebf\u7a0b\u6216\u591a\u8fdb\u7a0b\u6280\u672f\uff0c\u5c06\u6570\u7ec4\u7684\u904d\u5386\u4efb\u52a1\u5206\u914d\u5230\u591a\u4e2a\u5904\u7406\u5668\u6838\u4e0a\uff0c\u63d0\u5347\u5904\u7406\u901f\u5ea6\u3002<\/li>\n<li><strong>\u907f\u514d\u91cd\u590d\u8ba1\u7b97<\/strong>\uff1a\u5728\u904d\u5386\u6570\u7ec4\u65f6\uff0c\u5c3d\u91cf\u907f\u514d\u91cd\u590d\u8ba1\u7b97\uff0c\u5c06\u4e2d\u95f4\u7ed3\u679c\u7f13\u5b58\u8d77\u6765\uff0c\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u8ba1\u7b97\u5f00\u9500\u3002<\/li>\n<\/ol>\n<p><h3>\u4e5d\u3001Python\u6570\u7ec4\u904d\u5386\u7684\u6700\u4f73\u5b9e\u8df5<\/h3>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u7f16\u7a0b\u4e2d\uff0c\u9009\u62e9\u5408\u9002\u7684\u6570\u7ec4\u904d\u5386\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5b9e\u8df5\uff1a<\/p>\n<\/p>\n<ol>\n<li><strong>\u4f7f\u7528enumerate()\u51fd\u6570<\/strong>\uff1a\u5728\u9700\u8981\u540c\u65f6\u83b7\u53d6\u6570\u7ec4\u4e0b\u6807\u548c\u5143\u7d20\u503c\u65f6\uff0c\u4f18\u5148\u8003\u8651\u4f7f\u7528enumerate()\u51fd\u6570\u3002<\/li>\n<li><strong>\u4f7f\u7528numpy\u5e93<\/strong>\uff1a\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u65f6\uff0c\u4f18\u5148\u8003\u8651\u4f7f\u7528numpy\u5e93\uff0c\u5229\u7528\u5176\u9ad8\u6548\u7684\u6570\u7ec4\u64cd\u4f5c\u51fd\u6570\u3002<\/li>\n<li><strong>\u4f18\u5316\u4ee3\u7801\u6027\u80fd<\/strong>\uff1a\u5728\u5904\u7406\u5927\u578b\u6570\u7ec4\u65f6\uff0c\u5c3d\u91cf\u4f18\u5316\u4ee3\u7801\u6027\u80fd\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u8ba1\u7b97\u548c\u5185\u5b58\u5f00\u9500\u3002<\/li>\n<li><strong>\u4fdd\u6301\u4ee3\u7801\u7b80\u6d01<\/strong>\uff1a\u9009\u62e9\u7b80\u6d01\u3001\u6613\u8bfb\u7684\u904d\u5386\u65b9\u6cd5\uff0c\u907f\u514d\u8fc7\u4e8e\u590d\u6742\u7684\u5d4c\u5957\u5faa\u73af\u548c\u6761\u4ef6\u5224\u65ad\u3002<\/li>\n<\/ol>\n<p><h3>\u5341\u3001\u603b\u7ed3<\/h3>\n<\/p>\n<p><p>Python\u63d0\u4f9b\u4e86\u591a\u79cd\u904d\u5386\u6570\u7ec4\u4e0b\u6807\u7684\u65b9\u6cd5\uff0c\u5305\u62ecrange()\u51fd\u6570\u3001enumerate()\u51fd\u6570\u3001while\u5faa\u73af\u3001numpy\u5e93\u3001itertools\u5e93\u7b49\u3002\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u6027\u80fd\u3002\u5728\u5904\u7406\u5927\u578b\u6570\u7ec4\u65f6\uff0c\u4f18\u5316\u4ee3\u7801\u6027\u80fd\u5c24\u4e3a\u91cd\u8981\uff0c\u4f8b\u5982\u4f7f\u7528numpy\u5e93\u3001\u5e76\u884c\u5904\u7406\u6280\u672f\u7b49\u3002\u901a\u8fc7\u9075\u5faa\u6700\u4f73\u5b9e\u8df5\uff0c\u53ef\u4ee5\u7f16\u5199\u51fa\u7b80\u6d01\u3001\u9ad8\u6548\u7684\u4ee3\u7801\uff0c\u9002\u5e94\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u83b7\u53d6\u6570\u7ec4\u7684\u6240\u6709\u4e0b\u6807\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528<code>enumerate()<\/code>\u51fd\u6570\u904d\u5386\u6570\u7ec4\u5e76\u83b7\u53d6\u4e0b\u6807\u3002\u8be5\u51fd\u6570\u4f1a\u8fd4\u56de\u6bcf\u4e2a\u5143\u7d20\u7684\u7d22\u5f15\u53ca\u5176\u5bf9\u5e94\u7684\u503c\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u5b9e\u73b0\u904d\u5386\uff1a  <\/p>\n<pre><code class=\"language-python\">arr = [10, 20, 30, 40]\nfor index, value in enumerate(arr):\n    print(f&#39;Index: {index}, Value: {value}&#39;)\n<\/code><\/pre>\n<p>\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u60a8\u80fd\u591f\u540c\u65f6\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u7684\u7d22\u5f15\u548c\u5185\u5bb9\u3002<\/p>\n<p><strong>\u662f\u5426\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u6765\u904d\u5386\u6570\u7ec4\u4e0b\u6807\uff1f<\/strong><br \/>\u662f\u7684\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u6765\u751f\u6210\u6570\u7ec4\u4e0b\u6807\u7684\u5217\u8868\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u4e0b\u6807\u7684\u5217\u8868\uff1a  <\/p>\n<pre><code class=\"language-python\">arr = [10, 20, 30, 40]\nindices = [i for i in range(len(arr))]\nprint(indices)  # \u8f93\u51fa: [0, 1, 2, 3]\n<\/code><\/pre>\n<p>\u8fd9\u79cd\u65b9\u6cd5\u7b80\u6d01\u660e\u4e86\uff0c\u9002\u5408\u5728\u9700\u8981\u4e0b\u6807\u7684\u60c5\u51b5\u4e0b\u4f7f\u7528\u3002<\/p>\n<p><strong>\u5728\u904d\u5386\u6570\u7ec4\u65f6\uff0c\u5982\u4f55\u907f\u514d\u7d22\u5f15\u8d85\u51fa\u8303\u56f4\u7684\u9519\u8bef\uff1f<\/strong><br \/>\u8981\u907f\u514d\u7d22\u5f15\u8d85\u51fa\u8303\u56f4\u7684\u9519\u8bef\uff0c\u786e\u4fdd\u5728\u8bbf\u95ee\u6570\u7ec4\u65f6\uff0c\u4f7f\u7528\u7684\u4e0b\u6807\u59cb\u7ec8\u5728\u5408\u6cd5\u8303\u56f4\u5185\u3002\u53ef\u4ee5\u901a\u8fc7<code>len()<\/code>\u51fd\u6570\u83b7\u53d6\u6570\u7ec4\u7684\u957f\u5ea6\uff0c\u786e\u4fdd\u4e0b\u6807\u5c0f\u4e8e\u8be5\u957f\u5ea6\u3002\u4f8b\u5982\uff1a  <\/p>\n<pre><code class=\"language-python\">arr = [10, 20, 30, 40]\nfor i in range(len(arr)):\n    print(arr[i])  # \u5b89\u5168\u5730\u8bbf\u95ee\u6bcf\u4e2a\u5143\u7d20\n<\/code><\/pre>\n<p>\u8fd9\u79cd\u65b9\u5f0f\u6709\u6548\u5730\u9632\u6b62\u4e86\u8d8a\u754c\u8bbf\u95ee\uff0c\u786e\u4fdd\u4ee3\u7801\u7684\u5b89\u5168\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u904d\u5386\u6570\u7ec4\u4e0b\u6807\u7684\u65b9\u6cd5\u6709\u591a\u79cd\uff0c\u5982\u4f7f\u7528range()\u51fd\u6570\u3001enumerate()\u51fd\u6570\u3001while\u5faa\u73af\u7b49\u3002 [&hellip;]","protected":false},"author":3,"featured_media":1171288,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1171263"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1171263"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1171263\/revisions"}],"predecessor-version":[{"id":1171292,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1171263\/revisions\/1171292"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1171288"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1171263"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1171263"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1171263"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}