{"id":182255,"date":"2024-05-08T21:16:44","date_gmt":"2024-05-08T13:16:44","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/182255.html"},"modified":"2024-05-08T21:16:51","modified_gmt":"2024-05-08T13:16:51","slug":"php5-4%e4%b9%8b%e5%90%8e%e5%ba%94%e8%af%a5%e4%bd%bf%e7%94%a8%e6%96%b0%e7%9a%84array%e8%af%ad%e6%b3%95%e4%b8%ad%e6%8b%ac%e5%8f%b7%e7%ae%80%e5%86%99%e5%90%97","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/182255.html","title":{"rendered":"PHP5.4\u4e4b\u540e\u5e94\u8be5\u4f7f\u7528\u65b0\u7684array\u8bed\u6cd5(\u4e2d\u62ec\u53f7\u7b80\u5199)\u5417"},"content":{"rendered":"

\"PHP5.4\u4e4b\u540e\u5e94\u8be5\u4f7f\u7528\u65b0\u7684array\u8bed\u6cd5(\u4e2d\u62ec\u53f7\u7b80\u5199)\u5417\"<\/p>\n

PHP 5.4\u5f15\u5165\u4e86\u4e00\u79cd\u65b0\u7684\u6570\u7ec4\u8bed\u6cd5\uff0c\u5373\u4f7f\u7528\u4e2d\u62ec\u53f7[]<\/code>\u6765\u5b9a\u4e49\u6570\u7ec4\u3002\u4f7f\u7528\u8fd9\u79cd\u65b0\u7684\u6570\u7ec4\u8bed\u6cd5\u662f\u63a8\u8350\u7684\u505a\u6cd5<\/strong>\uff0c\u4e3b\u8981\u539f\u56e0\u6709\uff1a\u4ee3\u7801\u66f4\u7b80\u6d01\u3001\u6613\u8bfb\u6027\u66f4\u5f3a\u3001\u4e0e\u5176\u4ed6\u7f16\u7a0b\u8bed\u8a00\u7684\u6807\u51c6\u76f8\u7edf\u4e00<\/strong>\u3002\u65b0\u8bed\u6cd5\u7684\u4e00\u4e2a\u4e3b\u8981\u4f18\u52bf\u5728\u4e8e\u5b83\u8ba9\u4ee3\u7801\u770b\u8d77\u6765\u66f4\u73b0\u4ee3\u5316\u548c\u66f4\u6e05\u6670\uff0c\u5c24\u5176\u662f\u5728\u5904\u7406\u5d4c\u5957\u6570\u7ec4\u6216\u662f\u4f7f\u7528\u6570\u7ec4\u4f5c\u4e3a\u51fd\u6570\u8fd4\u56de\u503c\u65f6\uff0c\u5728\u4ee3\u7801\u7ef4\u62a4\u548c\u7406\u89e3\u65b9\u9762\u5e26\u6765\u4e86\u6781\u5927\u7684\u4fbf\u5229\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u65b0\u65e7\u8bed\u6cd5\u6bd4\u8f83<\/h3>\n<\/p>\n

\u5728PHP 5.4\u4e4b\u524d\uff0c\u6570\u7ec4\u7684\u5b9a\u4e49\u53ea\u80fd\u4f7f\u7528\u4f20\u7edf\u7684array()<\/code>\u8bed\u6cd5\u3002\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5982\u679c\u6211\u4eec\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u5143\u7d20\u7684\u6570\u7ec4\uff0c\u6211\u4eec\u5c06\u8fd9\u6837\u5199\uff1a<\/p>\n<\/p>\n

$array = array(1, 2, 3, 4, 5);<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u800c\u5728PHP 5.4\u4e4b\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u66f4\u52a0\u7b80\u6d01\u7684[]<\/code>\u8bed\u6cd5\u6765\u8fbe\u5230\u540c\u6837\u7684\u6548\u679c\uff1a<\/p>\n<\/p>\n
$array = [1, 2, 3, 4, 5];<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u53ef\u4ee5\u770b\u5230\uff0c\u65b0\u7684\u8bed\u6cd5\u4e0d\u4ec5\u51cf\u5c11\u4e86\u4ee3\u7801\u91cf\uff0c\u4e5f\u63d0\u9ad8\u4e86\u53ef\u8bfb\u6027\u3002\u5bf9\u4e8e\u590d\u6742\u7684\u5d4c\u5957\u6570\u7ec4\uff0c\u8fd9\u79cd\u4f18\u52bf\u66f4\u4e3a\u660e\u663e\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4e3a\u4ec0\u4e48\u8981\u4f7f\u7528\u65b0\u6570\u7ec4\u8bed\u6cd5<\/h3>\n<\/p>\n
\u7b80\u6d01\u6027<\/strong>\u662f\u4f7f\u7528\u65b0\u6570\u7ec4\u8bed\u6cd5\u7684\u6700\u660e\u663e\u597d\u5904\u3002\u4e2d\u62ec\u53f7[]<\/code>\u7b80\u5199\u80fd\u591f\u8ba9\u5f00\u53d1\u8005\u4ee5\u66f4\u5c11\u7684\u5b57\u7b26\u5b8c\u6210\u540c\u6837\u7684\u529f\u80fd\u3002\u5728\u7f16\u5199\u5927\u91cf\u7684\u6570\u7ec4\u5b9a\u4e49\u65f6\uff0c\u8fd9\u53ef\u4ee5\u663e\u8457\u51cf\u5c11\u4ee3\u7801\u7684\u590d\u6742\u6027\u3002<\/p>\n<\/p>\n
\u9664\u6b64\u4e4b\u5916\uff0c\u4e00\u81f4\u6027<\/strong>\u4e5f\u662f\u4e00\u4e2a\u91cd\u8981\u56e0\u7d20\u3002\u5f88\u591a\u6d41\u884c\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u5982JavaScript\u3001Python\u3001Ruby\u7b49\uff0c\u90fd\u4f7f\u7528\u4e2d\u62ec\u53f7\u6765\u5b9a\u4e49\u6570\u7ec4\uff0c\u56e0\u6b64PHP\u91c7\u7528\u540c\u6837\u7684\u8bed\u6cd5\u6709\u52a9\u4e8e\u964d\u4f4e\u8de8\u8bed\u8a00\u5f00\u53d1\u7684\u5b66\u4e60\u6210\u672c\u3002<\/p>\n<\/p>\n
\u53e6\u4e00\u4e2a\u5173\u952e\u70b9\u662f\u53ef\u8bfb\u6027<\/strong>\u3002\u7279\u522b\u662f\u5bf9\u4e8e\u590d\u6742\u7684\u6570\u636e\u7ed3\u6784\uff0c\u65b0\u8bed\u6cd5\u80fd\u591f\u901a\u8fc7\u53bb\u9664\u989d\u5916\u7684array()<\/code>\u6784\u9020\u6765\u51cf\u5c11\u89c6\u89c9\u4e0a\u7684\u5e72\u6270\uff0c\u4f7f\u5f97\u5d4c\u5957\u7684\u6570\u7ec4\u7ed3\u6784\u66f4\u52a0\u6e05\u6670\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u8003\u91cf<\/h3>\n<\/p>\n
\u867d\u7136\u65b0\u7684\u6570\u7ec4\u8bed\u6cd5\u63d0\u4f9b\u4e86\u591a\u65b9\u9762\u7684\u597d\u5904\uff0c\u4f46\u5728\u5b9e\u9645\u5e94\u7528\u65f6\uff0c\u4e5f\u9700\u8981\u8003\u8651\u517c\u5bb9\u6027\u95ee\u9898\u3002\u5982\u679c\u9879\u76ee\u9700\u8981\u652f\u6301PHP 5.3\u53ca\u4ee5\u4e0b\u7248\u672c\uff0c\u90a3\u4e48\u5fc5\u987b\u4f7f\u7528\u65e7\u7684array()<\/code>\u8bed\u6cd5\u3002\u4e0d\u8fc7\uff0c\u968f\u7740\u73b0\u4ee3PHP\u7248\u672c\uff0c\u5982PHP 7\u548cPHP 8\u7684\u63a8\u5e7f\uff0c\u65e7\u7248\u672c\u7684\u4f7f\u7528\u7387\u5927\u5e45\u4e0b\u964d\uff0c\u56e0\u6b64\u8fd9\u4e00\u95ee\u9898\u65e5\u76ca\u51cf\u5c11\u3002<\/p>\n<\/p>\n
\u6b64\u5916\uff0c\u5728\u56e2\u961f\u534f\u4f5c<\/strong>\u73af\u5883\u4e2d\uff0c\u786e\u4fdd\u6240\u6709\u6210\u5458\u90fd\u4e60\u60ef\u5e76\u63a5\u53d7\u65b0\u7684\u6570\u7ec4\u8bed\u6cd5\u4e5f\u540c\u6837\u91cd\u8981\u3002\u56e2\u961f\u6807\u51c6\u7684\u7edf\u4e00\u5bf9\u4e8e\u7ef4\u62a4\u4ee3\u7801\u8d28\u91cf\u548c\u53ef\u8bfb\u6027\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<\/p>\n
\u56db\u3001\u6027\u80fd\u5f71\u54cd<\/h3>\n<\/p>\n
\u5728\u6027\u80fd\u65b9\u9762\uff0c\u65b0\u65e7\u8bed\u6cd5\u4e4b\u95f4\u5e76\u6ca1\u6709\u663e\u8457\u5dee\u5f02\u3002PHP\u7684\u7f16\u8bd1\u5668\u975e\u5e38\u6210\u719f\uff0c\u80fd\u591f\u4f18\u5316\u6570\u7ec4\u7684\u5904\u7406\uff0c\u56e0\u6b64\u5728\u8fd0\u884c\u65f6\u4e0d\u4f1a\u53d7\u5230\u4f7f\u7528\u4e0d\u540c\u6570\u7ec4\u8bed\u6cd5\u7684\u5f71\u54cd\u3002<\/p>\n<\/p>\n
\u56e0\u6b64\uff0c\u9664\u4e86\u6781\u5c11\u6570\u7279\u6b8a\u8003\u8651\uff0c\u901a\u5e38\u5efa\u8bae\u4f7f\u7528\u65b0\u7684\u4e2d\u62ec\u53f7\u6570\u7ec4\u8bed\u6cd5<\/strong>\u3002\u8fd9\u4e0d\u4ec5\u662f\u56e0\u4e3a\u4e0a\u8ff0\u7684\u7b80\u6d01\u6027\u548c\u6613\u8bfb\u6027\uff0c\u4e5f\u56e0\u4e3a\u8fd9\u662f\u5411\u7740\u73b0\u4ee3PHP\u7f16\u7a0b\u8fc8\u8fdb\u7684\u4e00\u90e8\u5206\uff0c\u4e0ePHP\u793e\u533a\u7684\u6700\u4f73\u5b9e\u8df5\u4fdd\u6301\u4e00\u81f4\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
1. PHP5.4\u4e4b\u540e\u7684\u65b0\u7684array\u8bed\u6cd5(\u4e2d\u62ec\u53f7\u7b80\u5199)\u6709\u4ec0\u4e48\u4f18\u70b9\u548c\u7528\u9014\uff1f<\/strong><\/p>\n
\u4e2d\u62ec\u53f7\u7b80\u5199\u662fPHP5.4\u5f15\u5165\u7684\u4e00\u79cd\u65b0\u7684\u6570\u7ec4\u8bed\u6cd5\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u66f4\u7b80\u6d01\u548c\u6613\u8bfb\u7684\u65b9\u5f0f\u6765\u5b9a\u4e49\u548c\u8bbf\u95ee\u6570\u7ec4\u3002\u76f8\u6bd4\u4f20\u7edf\u7684array()\u51fd\u6570\uff0c\u4f7f\u7528\u4e2d\u62ec\u53f7\u7b80\u5199\u53ef\u4ee5\u663e\u8457\u51cf\u5c11\u4ee3\u7801\u7684\u957f\u5ea6\u548c\u590d\u6742\u5ea6\u3002<\/p>\n
\u4e2d\u62ec\u53f7\u7b80\u5199\u7684\u4f18\u70b9\u4e4b\u4e00\u662f\u5b83\u66f4\u6613\u4e8e\u4e66\u5199\u548c\u7406\u89e3\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u4e2d\u62ec\u53f7\u7b80\u5199\u65b9\u5f0f\u521b\u5efa\u4e00\u4e2a\u5173\u8054\u6570\u7ec4\u53ef\u4ee5\u5199\u4f5c $arr = ['key1' => 'value1', 'key2' => 'value2']\uff0c\u800c\u4f20\u7edf\u7684array()\u65b9\u5f0f\u5219\u9700\u8981\u5199\u4f5c $arr = array('key1' => 'value1', 'key2' => 'value2')\u3002\u53ef\u4ee5\u770b\u5230\u4e2d\u62ec\u53f7\u7b80\u5199\u65b9\u5f0f\u66f4\u52a0\u7b80\u6d01\u660e\u4e86\u3002<\/p>\n
\u6b64\u5916\uff0c\u4e2d\u62ec\u53f7\u7b80\u5199\u4e5f\u53ef\u4ee5\u7528\u4e8e\u5feb\u901f\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u503c\u3002\u4ee5\u524d\uff0c\u6211\u4eec\u9700\u8981\u4f7f\u7528\u4f20\u7edf\u7684array()\u51fd\u6570\u548c\u7d22\u5f15\u6765\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff0c\u4f8b\u5982 $arr[0]\u3002\u800c\u4f7f\u7528\u4e2d\u62ec\u53f7\u7b80\u5199\u8bed\u6cd5\u53ef\u4ee5\u5c06\u5176\u7b80\u5316\u4e3a $arr[0]\uff0c\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n
2. \u5728\u4f7f\u7528PHP5.4\u4e4b\u540e\u7684\u4e2d\u62ec\u53f7\u7b80\u5199\u8bed\u6cd5\u4e4b\u524d\uff0c\u6709\u54ea\u4e9b\u5e38\u89c1\u7684\u6570\u7ec4\u8bed\u6cd5\u4f7f\u7528\u65b9\u5f0f\uff1f<\/strong><\/p>\n
\u5728PHP5.4\u4e4b\u524d\uff0c\u5f00\u53d1\u4eba\u5458\u4f7f\u7528\u4f20\u7edf\u7684array()\u8bed\u6cd5\u6765\u521b\u5efa\u548c\u8bbf\u95ee\u6570\u7ec4\u3002\u8fd9\u79cd\u8bed\u6cd5\u4f7f\u7528array()\u51fd\u6570\u548c\u7d22\u5f15\u6765\u5b9a\u4e49\u548c\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u5b9a\u4e49\u4e00\u4e2a\u5173\u8054\u6570\u7ec4\u53ef\u4ee5\u5199\u4f5c $arr = array('key1' => 'value1', 'key2' => 'value2')\u3002\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u7684\u65b9\u5f0f\u4e3a $arr['key1']\u3002<\/p>\n
\u4f20\u7edf\u7684array()\u8bed\u6cd5\u867d\u7136\u529f\u80fd\u5b8c\u5584\uff0c\u4f46\u4e66\u5199\u4e0a\u76f8\u5bf9\u5197\u957f\uff0c\u5e76\u4e14\u4e0d\u5982\u4e2d\u62ec\u53f7\u7b80\u5199\u8bed\u6cd5\u90a3\u6837\u7b80\u6d01\u548c\u6613\u8bfb\u3002<\/p>\n
3. \u5982\u4f55\u5224\u65ad\u662f\u5426\u5e94\u8be5\u5f00\u59cb\u4f7f\u7528PHP5.4\u4e4b\u540e\u7684\u4e2d\u62ec\u53f7\u7b80\u5199\u8bed\u6cd5\uff1f<\/strong><\/p>\n
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