{"id":2497,"date":"2024-11-10T16:39:24","date_gmt":"2024-11-10T08:39:24","guid":{"rendered":"https:\/\/fwq.ai\/blog\/2497\/"},"modified":"2024-11-10T16:39:24","modified_gmt":"2024-11-10T08:39:24","slug":"php%e5%a6%82%e4%bd%95%e5%8a%a8%e6%80%81%e6%8e%a7%e5%88%b6input%e5%85%83%e7%b4%a0%e7%9a%84readonly%e5%b1%9e%e6%80%a7%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/2497\/","title":{"rendered":"PHP\u5982\u4f55\u52a8\u6001\u63a7\u5236input\u5143\u7d20\u7684readOnly\u5c5e\u6027\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173077812330959.jpg\" class=\"aligncenter\" title=\"PHP\u5982\u4f55\u52a8\u6001\u63a7\u5236input\u5143\u7d20\u7684readOnly\u5c5e\u6027\uff1f\u63d2\u56fe\" alt=\"PHP\u5982\u4f55\u52a8\u6001\u63a7\u5236input\u5143\u7d20\u7684readOnly\u5c5e\u6027\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>readonly\u503c\u4ec5\u80fd\u901a\u8fc7js\u4fee\u6539\uff1f<\/strong><\/p>\n<p>\u5728\u5c1d\u8bd5\u4f7f\u7528PHP\u4ee3\u7801\u6839\u636e\u662f\u5426\u5b58\u5728\u7279\u5b9a\u503c\u6765\u4fee\u6539input\u5143\u7d20\u7684readOnly\u5c5e\u6027\u65f6\uff0c\u60a8\u53ef\u80fd\u4f1a\u9047\u5230\u8fd9\u6837\u7684\u95ee\u9898\uff1a\u867d\u7136\u4ee3\u7801\u53ef\u4ee5\u6b63\u786e\u6253\u5370true\u6216false\uff0c\u4f46readOnly\u5c5e\u6027\u672c\u8eab\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002<\/p>\n<p>readOnly\u662f\u4e00\u4e2a\u5e03\u5c14\u5c5e\u6027\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u53ea\u6709\u4e24\u79cd\u72b6\u6001\uff1a\u6709\u6216\u6ca1\u6709\u3002\u4e3a\u4e86\u6b63\u786e\u7684\u63a7\u5236\u5b83\uff0c\u6211\u4eec\u4e0d\u80fd\u4ecePHP\u4f20\u9012true\u6216false\u503c\uff0c\u800c\u5fc5\u987b\u6709\u6216\u65e0readOnly\u5c5e\u6027\u3002<\/p>\n<p>\u4ee5\u4e0b\u4ee3\u7801\u5b9e\u73b0\u4e86\u60a8\u60f3\u8981\u7684\u529f\u80fd\uff1a<\/p>\n<pre>&lt;input type=\"text\" value=\"&lt;?php echo $_GET['userName'] ?? '';?&gt;\" &lt;?php print(isset($_GET['userName']) ? 'readonly':''); ?&gt;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u6bb5\u4ee3\u7801\u4f7f\u7528\u4e86PHP\u7684Ternary\u8fd0\u7b97\u7b26\u6765\u52a8\u6001\u5730\u8bbe\u7f6ereadOnly\u5c5e\u6027\u3002\u5f53$_GET[&#8216;userName&#8217;]\u7684\u503c\u5b58\u5728\u65f6\uff0c\u8fd9\u6bb5\u4ee3\u7801\u4f1a\u8f93\u51fareadonly\u5c5e\u6027\uff0c\u5426\u5219\u5c31\u4e0d\u4f1a\u8f93\u51fa\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fPHP\u5982\u4f55\u52a8\u6001\u63a7\u5236input\u5143\u7d20\u7684readOnly\u5c5e\u6027\uff1f\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":"<p>readonly\u503c\u4ec5\u80fd\u901a\u8fc7js\u4fee\u6539\uff1f \u5728\u5c1d\u8bd5\u4f7f\u7528PHP\u4ee3\u7801\u6839\u636e\u662f\u5426\u5b58\u5728\u7279\u5b9a\u503c\u6765\u4fee\u6539input\u5143\u7d20\u7684readOnly\u5c5e\u6027\u65f6\uff0c\u60a8\u53ef\u80fd\u4f1a\u9047\u5230\u8fd9\u6837\u7684\u95ee\u9898\uff1a\u867d\u7136\u4ee3\u7801\u53ef\u4ee5\u6b63\u786e\u6253\u5370true\u6216false\uff0c\u4f46readOnly\u5c5e\u6027\u672c\u8eab\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002 readOnly\u662f\u4e00\u4e2a\u5e03\u5c14\u5c5e\u6027\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u53ea\u6709\u4e24\u79cd\u72b6\u6001\uff1a\u6709\u6216\u6ca1\u6709\u3002\u4e3a\u4e86\u6b63\u786e\u7684\u63a7\u5236\u5b83\uff0c\u6211\u4eec\u4e0d\u80fd\u4ecePHP\u4f20\u9012true\u6216false\u503c\uff0c\u800c\u5fc5\u987b\u6709\u6216\u65e0readOnly\u5c5e\u6027\u3002 \u4ee5\u4e0b\u4ee3\u7801\u5b9e\u73b0\u4e86\u60a8\u60f3\u8981\u7684\u529f\u80fd\uff1a &lt;input type=&#8221;text&#8221; value=&#8221;&lt;?php echo $_GET[&#8216;userName&#8217;] ?? &#8221;;?&gt;&#8221; &lt;?php print(isset($_GET[&#8216;userName&#8217;]) ? &#8216;readonly&#8217;:&#8221;); ?&gt; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u6bb5\u4ee3\u7801\u4f7f\u7528\u4e86PHP\u7684Ternary\u8fd0\u7b97\u7b26\u6765\u52a8\u6001\u5730\u8bbe\u7f6ereadOnly\u5c5e\u6027\u3002\u5f53$_GET[&#8216;userName&#8217;]\u7684\u503c\u5b58\u5728\u65f6\uff0c\u8fd9\u6bb5\u4ee3\u7801\u4f1a\u8f93\u51fareadonly\u5c5e\u6027\uff0c\u5426\u5219\u5c31\u4e0d\u4f1a\u8f93\u51fa\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u4ee5\u4e0a\u5c31\u662fPHP\u5982\u4f55\u52a8\u6001\u63a7\u5236input\u5143\u7d20\u7684readOnly\u5c5e\u6027\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-2497","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/2497","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=2497"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/2497\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=2497"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=2497"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=2497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}