{"id":1285,"date":"2024-11-10T12:07:03","date_gmt":"2024-11-10T04:07:03","guid":{"rendered":"https:\/\/fwq.ai\/blog\/1285\/"},"modified":"2024-11-10T12:07:03","modified_gmt":"2024-11-10T04:07:03","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-jquery-%e9%80%89%e6%8b%a9%e4%b8%8b%e6%8b%89%e6%a1%86%e9%80%89%e9%a1%b9%e5%b9%b6%e8%8e%b7%e5%8f%96%e5%85%b6%e5%80%bc%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/1285\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 jQuery \u9009\u62e9\u4e0b\u62c9\u6846\u9009\u9879\u5e76\u83b7\u53d6\u5176\u503c\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173035257210862.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u4f7f\u7528 jQuery \u9009\u62e9\u4e0b\u62c9\u6846\u9009\u9879\u5e76\u83b7\u53d6\u5176\u503c\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u4f7f\u7528 jQuery \u9009\u62e9\u4e0b\u62c9\u6846\u9009\u9879\u5e76\u83b7\u53d6\u5176\u503c\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u9009\u62e9\u4e0b\u62c9\u6846\u503c\u5e76\u83b7\u53d6<\/strong><\/p>\n<p>\u5982\u679c\u4f60\u6709\u4e00\u4e2a\u5e26\u6709\u9009\u9879\u7684 html \u4e0b\u62c9\u6846\uff0c\u5e76\u4e14\u5e0c\u671b\u4f7f\u7528 jquery \u811a\u672c\u9009\u62e9\u4e00\u4e2a\u7279\u5b9a\u7684\u9009\u9879\u5e76\u83b7\u53d6\u5176\u503c\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\uff1a<\/p>\n<ol>\n<li> <strong>\u9009\u62e9\u4e0b\u62c9\u6846\uff1a<\/strong>\u4f7f\u7528 jquery \u7684 $(&#8220;#projectno&#8221;) \u9009\u62e9\u7b26\u9009\u62e9\u4e0b\u62c9\u6846\u3002projectno \u662f\u4e0b\u62c9\u6846\u7684 id\u3002<\/li>\n<li> <strong>\u8bbe\u7f6e\u503c\uff1a<\/strong>\u4f7f\u7528 .val() \u65b9\u6cd5\u8bbe\u7f6e\u4e0b\u62c9\u6846\u4e2d\u6240\u9009\u9009\u9879\u7684\u503c\u3002\u4f8b\u5982\uff0c\u8981\u9009\u62e9\u5177\u6709\u7279\u5b9a\u503c\u7684\u9009\u9879\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/li>\n<\/ol>\n<pre>$(\"#projectno\").val(\"myoptionvalue\");<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li> <strong>\u83b7\u53d6\u503c\uff1a<\/strong>\u8981\u83b7\u53d6\u4e0b\u62c9\u6846\u4e2d\u6240\u9009\u9009\u9879\u7684\u503c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/li>\n<\/ol>\n<pre>var selectedValue = $(\"#projectno\").val();<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u73b0\u5728\uff0cselectedvalue \u53d8\u91cf\u5c06\u5305\u542b\u6240\u9009\u9009\u9879\u7684\u503c\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f7f\u7528 jQuery \u9009\u62e9\u4e0b\u62c9\u6846\u9009\u9879\u5e76\u83b7\u53d6\u5176\u503c\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>\u9009\u62e9\u4e0b\u62c9\u6846\u503c\u5e76\u83b7\u53d6 \u5982\u679c\u4f60\u6709\u4e00\u4e2a\u5e26\u6709\u9009\u9879\u7684 html \u4e0b\u62c9\u6846\uff0c\u5e76\u4e14\u5e0c\u671b\u4f7f\u7528 jquery \u811a\u672c\u9009\u62e9\u4e00\u4e2a\u7279\u5b9a\u7684\u9009\u9879\u5e76\u83b7\u53d6\u5176\u503c\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\uff1a \u9009\u62e9\u4e0b\u62c9\u6846\uff1a\u4f7f\u7528 jquery \u7684 $(&#8220;#projectno&#8221;) \u9009\u62e9\u7b26\u9009\u62e9\u4e0b\u62c9\u6846\u3002projectno \u662f\u4e0b\u62c9\u6846\u7684 id\u3002 \u8bbe\u7f6e\u503c\uff1a\u4f7f\u7528 .val() \u65b9\u6cd5\u8bbe\u7f6e\u4e0b\u62c9\u6846\u4e2d\u6240\u9009\u9009\u9879\u7684\u503c\u3002\u4f8b\u5982\uff0c\u8981\u9009\u62e9\u5177\u6709\u7279\u5b9a\u503c\u7684\u9009\u9879\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a $(&#8220;#projectno&#8221;).val(&#8220;myoptionvalue&#8221;); 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