JS实现搜索框文字可删除功能
程序员文章站
2022-05-07 16:05:55
废话不多说了,直接给大家贴js搜索框文字可删除功能,具体代码如下所示:
废话不多说了,直接给大家贴js搜索框文字可删除功能,具体代码如下所示:
<!doctype html> <html> <head> <meta charset="utf-8"> <title>js实现搜索框文字可删除</title> <style> *:focus {outline: none; } body {width: 400px;margin: 100px auto;} #topsearch {height: 33px;} #topsearch .input {border: 1px solid #77c03a;height: 100%;} #topsearch .input .clear {width: 30px;height: 35px;line-height: 30px;text-align: center;padding-right: 10px;visibility: hidden;opacity: 0.8;color: gray;} #topsearch input[type=text] {height:20px;width: 250px;border: none;padding: 5px;} #topsearch div {float: left;} #topsearch button {width: 100px;height: 35px;background: #77c03a;color: #fff;border: none;} </style> </head> <body> <div id="topsearch"> <div class="input"><input type="text" id="search"><span class="clear" id="delete">×</span></div> <button type="button" name="searchz">search</button> </div> <script> document.getelementbyid("search").addeventlistener("keyup", function() { if (this.value.length > 0) { document.getelementbyid("delete").style.visibility = "visible"; document.getelementbyid("delete").onclick = function() { document.getelementbyid("search").value = ""; } } else { document.getelementbyid("delete").style.visibility = "hidden"; } }); </script> </body> </html>
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