js onclick点击事件只执行一次

 1、html

<p onclick="expandComcode()" >点击</p>

2、js

var flag = true;
function expandComcode(){						
				
				    if(flag){
					$.ajax({
			            type: "get",
			            url:'list',
			            async: false,
			            success: function(res) {
			                console.log(res);			                
			            }
			        });
			        flag = false;
				}
				
			}

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转载自blog.csdn.net/LLL_liuhui/article/details/82526548
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