This time I will show you how to deal with the conflict between double-click and click events in JS, and what are the precautions for dealing with the conflict between double-click and click events in JS. The following is a practical case, let's take a look. take a look.
In the same function block in the JS code, click and double-click events are usually used at the same time, but we usually encounter a problem, that is, a double-click event is executed when double-clicking, and it is also executed Double click event. Such conflicts are often encountered in ZTree and DHTMLX. If you want to resolve the conflict between the two events, you need to delay the click event. If a click event is detected during this delay, then the two clicks are considered to be a double-click event, then only Execute the double-click event and clear the delaytimer immediately to prevent the second click from taking effect.
The specific code is as follows:
var clickFlag = null;//是否点击标识（定时器编号）
function doOnClick(...) {
if(clickFlag) {//取消上次延时未执行的方法
clickFlag = clearTimeout(clickFlag);
}
clickFlag = setTimeout(function() {
// click 事件的处理
}, 300);//延时300毫秒执行
}
function doOnDblClick(...) {
if(clickFlag) {//取消上次延时未执行的方法
clickFlag = clearTimeout(clickFlag);
}
// dblclick 事件的处理
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