js可填可选的下拉框 时间:2020-05-12 人气:0 <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>可填可选的下拉框</title> </head> <body> <input type="text" style="width:180px; height:20px;margin-right:-5px;margin-top:-1px;border-right:0px" name="txt"> <div> <select style="width:198px;margin-left:-180px" onchange="txt.value=this.value"> <option value="111">111</option> <option value="222">222</option> <option value="333">333</option> </select> </div> </body> </html> [Ctrl+A 全选 注:如需引入外部Js需刷新才能执行] 加载全部内容