Home  >  Article  >  Web Front-end  >  JS prevents users from submitting sample code multiple times_javascript tips

JS prevents users from submitting sample code multiple times_javascript tips

WBOY
WBOYOriginal
2016-05-16 16:54:171153browse
复制代码 代码如下:





Document



提交


<script> <br>$(function(){ <br>var flag = true; <br>$("#result").on('click',function(){ <br>if(flag){ <br>flag = false; <br>}else{ <br>return; <br>} <br>$("#show").html('<p>' $("#msg").val() '</p>'); <br><br>}); <br>}) <br></script>



so easy!
Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn