{"id":23848,"date":"2024-11-21T11:57:25","date_gmt":"2024-11-21T03:57:25","guid":{"rendered":"https:\/\/fwq.ai\/blog\/23848\/"},"modified":"2024-11-21T11:57:25","modified_gmt":"2024-11-21T03:57:25","slug":"%e5%9c%a8thinkphp6%e4%b8%ad%e4%bd%bf%e7%94%a8captcha%e6%8a%80%e6%9c%af","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/23848\/","title":{"rendered":"\u5728ThinkPHP6\u4e2d\u4f7f\u7528Captcha\u6280\u672f"},"content":{"rendered":"

\u968f\u7740\u4e92\u8054\u7f51\u7684\u666e\u53ca\uff0c\u9a8c\u8bc1\u7801\u6280\u672f\u5df2\u7ecf\u6210\u4e3a\u4e86\u7f51\u7ad9\u548c\u5e94\u7528\u7a0b\u5e8f\u7684\u5e38\u89c4\u4fdd\u62a4\u65b9\u5f0f\u3002\u9a8c\u8bc1\u7801\u80fd\u591f\u9632\u6b62\u6076\u610f\u673a\u5668\u4eba\u548c\u722c\u866b\u7a0b\u5e8f\u5bf9\u7f51\u7ad9\u548c\u5e94\u7528\u7a0b\u5e8f\u8fdb\u884c\u653b\u51fb\uff0c\u786e\u4fdd\u7528\u6237\u4fe1\u606f\u548c\u9690\u79c1\u7684\u5b89\u5168\u3002\u57286\u4e2d\uff0c\u5185\u7f6e\u4e86captcha\u6280\u672f\uff0c\u901a\u8fc7\u7b80\u5355\u7684\u914d\u7f6e\u548c\u8c03\u7528\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u5b9e\u73b0\u9a8c\u8bc1\u7801\u529f\u80fd\u3002<\/p>\n

\u4e00\u3001Captcha\u7684\u57fa\u672c\u4ecb\u7ecd<\/p>\n

Captcha\u662f\u4e00\u79cd\u56fe\u50cf\u9a8c\u8bc1\u7801\u6280\u672f\uff0c\u5176\u539f\u7406\u662f\u5728\u7528\u6237\u767b\u5f55\u6216\u8005\u63d0\u4ea4\u8868\u5355\u7684\u65f6\u5019\uff0c\u5411\u7528\u6237\u5c55\u793a\u4e00\u5f20\u968f\u673a\u751f\u6210\u7684\u56fe\u50cf\uff0c\u8981\u6c42\u7528\u6237\u8f93\u5165\u56fe\u50cf\u4e2d\u7684\u9a8c\u8bc1\u7801\u624d\u80fd\u7ee7\u7eed\u8fdb\u884c\u64cd\u4f5c\u3002\u8fd9\u79cd\u6280\u672f\u80fd\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u907f\u514d\u6076\u610f\u653b\u51fb\u548c\u81ea\u52a8\u5316\u673a\u5668\u4eba\u5bf9\u7f51\u7ad9\u6216\u5e94\u7528\u7a0b\u5e8f\u7684\u5371\u5bb3\u3002\u5e38\u89c1\u7684Captcha\u6280\u672f\u6709\u6570\u5b57\u3001\u5b57\u6bcd\u6216\u8005\u5b57\u6bcd\u548c\u6570\u5b57\u7ec4\u5408\u9a8c\u8bc1\u7801\u3001\u8bed\u97f3\u9a8c\u8bc1\u7801\u3001\u6ed1\u52a8\u9a8c\u8bc1\u7801\u7b49\u3002<\/p>\n

\u4e8c\u3001\u4f7f\u7528ThinkPHP6\u5185\u7f6e\u7684Captcha\u6280\u672f<\/p>\n

ThinkPHP6\u5185\u7f6e\u4e86Captcha\u7c7b\uff0c\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u9a8c\u8bc1\u7801\u529f\u80fd\u3002Captcha\u6280\u672f\u57fa\u4e8eGD\u5e93\u548csession\u673a\u5236\u5b9e\u73b0\uff0c\u53ef\u4ee5\u751f\u6210\u968f\u673a\u7684\u6570\u5b57\u548c\u5b57\u6bcd\u7ec4\u5408\u7684\u56fe\u50cf\u3002\u5728\u4f7f\u7528\u4e4b\u524d\uff0c\u9700\u8981\u786e\u4fddGD\u5e93\u5df2\u7ecf\u5728\u670d\u52a1\u5668\u4e0a\u5b89\u88c5\u5e76\u5f00\u542f\u3002<\/p>\n

\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

    \n
  1. \u914d\u7f6e\u6587\u4ef6\u8bbe\u7f6e<\/li>\n<\/ol>\n

    \u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6config\/app.php\u4e2d\u8bbe\u7f6eCaptcha\u7684\u76f8\u5173\u914d\u7f6e\uff0c\u5305\u62ec\u9a8c\u8bc1\u7801\u7684\u4f4d\u6570\u3001\u9a8c\u8bc1\u7801\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u7b49\u3002\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n

    'captcha'    =&gt; [\n        \/\/ \u9a8c\u8bc1\u7801\u4f4d\u6570\n        'length'   =&gt; 4,\n        \/\/ \u9a8c\u8bc1\u7801\u56fe\u7247\u5bbd\u5ea6\n        'width'    =&gt; 150,\n        \/\/ \u9a8c\u8bc1\u7801\u56fe\u7247\u9ad8\u5ea6\n        'height'   =&gt; 50,\n        \/\/ \u9a8c\u8bc1\u7801\u8fc7\u671f\u65f6\u95f4\uff08\u79d2\uff09\n        'expire'   =&gt; 1800,\n        \/\/ \u662f\u5426\u4f7f\u7528\u4e2d\u6587\u9a8c\u8bc1\u7801\n        'useZh'    =&gt; false,\n        \/\/ \u662f\u5426\u4f7f\u7528\u7b97\u672f\u9a8c\u8bc1\u7801\n        'math'     =&gt; false,\n        \/\/ \u662f\u5426\u4f7f\u7528\u80cc\u666f\u56fe\n        'useImgBg' =&gt; false,\n    ],<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u5728\u4e0a\u8ff0\u914d\u7f6e\u4e2d\uff0c\u9700\u8981\u6ce8\u610f\u7684\u662f\uff1a<\/p>\n
    length\uff1a\u9a8c\u8bc1\u7801\u4f4d\u6570\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u8fdb\u884c\u8bbe\u7f6e\uff1b<\/p>\n
    width\u548cheight\uff1a\u9a8c\u8bc1\u7801\u56fe\u7247\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u8fdb\u884c\u8bbe\u7f6e\uff1b<\/p>\n
    expire\uff1a\u9a8c\u8bc1\u7801\u7684\u8fc7\u671f\u65f6\u95f4\uff0c\u5355\u4f4d\u4e3a\u79d2\uff0c\u8d85\u8fc7\u8bbe\u5b9a\u65f6\u95f4\u540e\u9a8c\u8bc1\u7801\u4f1a\u5931\u6548\uff1b<\/p>\n
    useZh\uff1a\u662f\u5426\u4f7f\u7528\u4e2d\u6587\u9a8c\u8bc1\u7801\uff1b<\/p>\n
    math\uff1a\u662f\u5426\u4f7f\u7528\u7b97\u672f\u9a8c\u8bc1\u7801\uff0c\u5373\u7b80\u5355\u7684\u52a0\u51cf\u6cd5\u8fd0\u7b97\u3002<\/p>\n
    useImgBg\uff1a\u662f\u5426\u4f7f\u7528\u80cc\u666f\u56fe\uff0c\u53ef\u4ee5\u6dfb\u52a0\u4e00\u5f20\u56fe\u7247\u4f5c\u4e3a\u9a8c\u8bc1\u7801\u7684\u80cc\u666f\u3002<\/p>\n
      \n
    1. \u63a7\u5236\u5668\u7684\u7f16\u5199<\/li>\n<\/ol>\n
      \u6211\u4eec\u9700\u8981\u5728\u63a7\u5236\u5668\u4e2d\u8c03\u7528Captcha\u7c7b\u751f\u6210\u9a8c\u8bc1\u7801\u5e76\u5c06\u5176\u5c55\u793a\u5230\u9875\u9762\u4e0a\uff0c\u540c\u65f6\u5c06\u9a8c\u8bc1\u7801\u4fdd\u5b58\u5230session\u4e2d\uff0c\u7528\u4e8e\u9a8c\u8bc1\u8f93\u5165\u7684\u9a8c\u8bc1\u7801\u662f\u5426\u6b63\u786e\u3002\u63a7\u5236\u5668\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
      use thinkcaptchaacadeCaptcha;\n\nclass Index extends BaseController\n{\n    public function captcha()\n    {\n        return Captcha::create();\n    }\n}<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86ThinkPHP6\u7684\u9759\u6001\u8c03\u7528\u65b9\u5f0f\uff0c\u76f4\u63a5\u901a\u8fc7Captcha::create()\u65b9\u6cd5\u6765\u751f\u6210\u9a8c\u8bc1\u7801\u3002\u751f\u6210\u7684\u9a8c\u8bc1\u7801\u4f1a\u8fd4\u56de\u4e00\u4e2a\u4e8c\u8fdb\u5236\u56fe\u7247\u6d41\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u5728\u6a21\u677f\u4e2d\u4f7f\u7528\u6807\u7b7e\u5c55\u793a\u3002<\/p>\n
        \n
      1. \u9875\u9762\u7684\u5c55\u793a<\/li>\n<\/ol>\n
        \u6700\u540e\uff0c\u6211\u4eec\u9700\u8981\u5728\u9875\u9762\u4e0a\u4f7f\u7528\u6807\u7b7e\u5c06\u751f\u6210\u7684\u9a8c\u8bc1\u7801\u5c55\u793a\u51fa\u6765\uff0c\u5e76\u5728\u8868\u5355\u63d0\u4ea4\u65f6\u5c06\u9a8c\u8bc1\u7801\u4e00\u5e76\u4f20\u9012\u7ed9\u670d\u52a1\u5668\u3002\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
        <\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 @@##@@” onclick=”this.src=this.src+’?’+Math.random();” \/> \u9a8c\u8bc1\u7801\uff1a \u63d0\u4ea4 <\/p>\n
        \u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86url()\u51fd\u6570\u6765\u751f\u6210Captcha\u7684URL\u5730\u5740\uff0c\u5e76\u901a\u8fc7onclick\u4e8b\u4ef6\u89e6\u53d1\u91cd\u65b0\u751f\u6210\u9a8c\u8bc1\u7801\u3002\u9a8c\u8bc1\u7801\u7684\u8f93\u5165\u6846\u540d\u79f0\u9700\u8981\u548c\u670d\u52a1\u5668\u7aef\u5904\u7406\u7684\u9a8c\u8bc1\u7801\u540d\u79f0\u4e00\u81f4\uff0c\u8fd9\u6837\u670d\u52a1\u5668\u624d\u80fd\u6b63\u786e\u83b7\u53d6\u7528\u6237\u8f93\u5165\u7684\u9a8c\u8bc1\u7801\u503c\u3002<\/p>\n
        \u4e09\u3001\u603b\u7ed3<\/p>\n
        Captcha\u6280\u672f\u5df2\u7ecf\u6210\u4e3a\u7f51\u7ad9\u548c\u5e94\u7528\u7a0b\u5e8f\u7684\u5e38\u89c4\u4fdd\u62a4\u65b9\u5f0f\uff0c\u901a\u8fc7\u5728ThinkPHP6\u4e2d\u4f7f\u7528\u5185\u7f6e\u7684Captcha\u7c7b\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u9a8c\u8bc1\u7801\u529f\u80fd\u3002\u5728\u4f7f\u7528\u4e4b\u524d\uff0c\u9700\u8981\u786e\u4fddGD\u5e93\u5df2\u7ecf\u5728\u670d\u52a1\u5668\u4e0a\u5b89\u88c5\u5e76\u5f00\u542f\uff0c\u5e76\u5bf9Captcha\u7684\u914d\u7f6e\u6587\u4ef6\u8fdb\u884c\u76f8\u5173\u8bbe\u7f6e\u3002\u6700\u540e\uff0c\u6211\u4eec\u9700\u8981\u5728\u9875\u9762\u4e2d\u5c55\u793a\u9a8c\u8bc1\u7801\uff0c\u5e76\u5728\u8868\u5355\u63d0\u4ea4\u65f6\u5c06\u7528\u6237\u8f93\u5165\u7684\u9a8c\u8bc1\u7801\u503c\u4e00\u5e76\u4f20\u9012\u7ed9\u670d\u52a1\u5668\uff0c\u4ee5\u8fdb\u884c\u9a8c\u8bc1\u3002<\/p>\n
        <img src="https:\/\/www.php.cn\/faq\/” class=”aligncenter”> <\/p>\n
        \u4ee5\u4e0a\u5c31\u662f\u5728ThinkPHP6\u4e2d\u4f7f\u7528Captcha\u6280\u672f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
        \u968f\u7740\u4e92\u8054\u7f51\u7684\u666e\u53ca\uff0c\u9a8c\u8bc1\u7801\u6280\u672f\u5df2\u7ecf\u6210\u4e3a\u4e86\u7f51\u7ad9\u548c\u5e94\u7528\u7a0b\u5e8f\u7684\u5e38\u89c4\u4fdd\u62a4\u65b9\u5f0f\u3002\u9a8c\u8bc1\u7801\u80fd\u591f\u9632\u6b62\u6076\u610f\u673a\u5668\u4eba\u548c\u722c\u866b\u7a0b\u5e8f\u5bf9\u7f51\u7ad9\u548c\u5e94\u7528\u7a0b\u5e8f\u8fdb\u884c\u653b\u51fb\uff0c\u786e\u4fdd\u7528\u6237\u4fe1\u606f\u548c\u9690\u79c1\u7684\u5b89\u5168\u3002\u57286\u4e2d\uff0c\u5185\u7f6e\u4e86captcha\u6280\u672f\uff0c\u901a\u8fc7\u7b80\u5355\u7684\u914d\u7f6e\u548c\u8c03\u7528\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u5b9e\u73b0\u9a8c\u8bc1\u7801\u529f\u80fd\u3002 \u4e00\u3001Captcha\u7684\u57fa\u672c\u4ecb\u7ecd Captcha\u662f\u4e00\u79cd\u56fe\u50cf\u9a8c\u8bc1\u7801\u6280\u672f\uff0c\u5176\u539f\u7406\u662f\u5728\u7528\u6237\u767b\u5f55\u6216\u8005\u63d0\u4ea4\u8868\u5355\u7684\u65f6\u5019\uff0c\u5411\u7528\u6237\u5c55\u793a\u4e00\u5f20\u968f\u673a\u751f\u6210\u7684\u56fe\u50cf\uff0c\u8981\u6c42\u7528\u6237\u8f93\u5165\u56fe\u50cf\u4e2d\u7684\u9a8c\u8bc1\u7801\u624d\u80fd\u7ee7\u7eed\u8fdb\u884c\u64cd\u4f5c\u3002\u8fd9\u79cd\u6280\u672f\u80fd\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u907f\u514d\u6076\u610f\u653b\u51fb\u548c\u81ea\u52a8\u5316\u673a\u5668\u4eba\u5bf9\u7f51\u7ad9\u6216\u5e94\u7528\u7a0b\u5e8f\u7684\u5371\u5bb3\u3002\u5e38\u89c1\u7684Captcha\u6280\u672f\u6709\u6570\u5b57\u3001\u5b57\u6bcd\u6216\u8005\u5b57\u6bcd\u548c\u6570\u5b57\u7ec4\u5408\u9a8c\u8bc1\u7801\u3001\u8bed\u97f3\u9a8c\u8bc1\u7801\u3001\u6ed1\u52a8\u9a8c\u8bc1\u7801\u7b49\u3002 \u4e8c\u3001\u4f7f\u7528ThinkPHP6\u5185\u7f6e\u7684Captcha\u6280\u672f ThinkPHP6\u5185\u7f6e\u4e86Captcha\u7c7b\uff0c\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u9a8c\u8bc1\u7801\u529f\u80fd\u3002Captcha\u6280\u672f\u57fa\u4e8eGD\u5e93\u548csession\u673a\u5236\u5b9e\u73b0\uff0c\u53ef\u4ee5\u751f\u6210\u968f\u673a\u7684\u6570\u5b57\u548c\u5b57\u6bcd\u7ec4\u5408\u7684\u56fe\u50cf\u3002\u5728\u4f7f\u7528\u4e4b\u524d\uff0c\u9700\u8981\u786e\u4fddGD\u5e93\u5df2\u7ecf\u5728\u670d\u52a1\u5668\u4e0a\u5b89\u88c5\u5e76\u5f00\u542f\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u914d\u7f6e\u6587\u4ef6\u8bbe\u7f6e \u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6config\/app.php\u4e2d\u8bbe\u7f6eCaptcha\u7684\u76f8\u5173\u914d\u7f6e\uff0c\u5305\u62ec\u9a8c\u8bc1\u7801\u7684\u4f4d\u6570\u3001\u9a8c\u8bc1\u7801\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u7b49\u3002\u914d\u7f6e\u5982\u4e0b\uff1a ‘captcha’ =&gt; 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