jQuery CheckBox select all, do not select all implementation code summary_jquery

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<title>Index</title> <div> <input id="CheckAll" type="checkbox"> <input name="subBox" type="checkbox"> <input name="subBox" type="checkbox">Select all <input name="subBox" type="checkbox">1 <input name="subBox" type="checkbox">2 </div>3 4
[Ctrl A Select all Note:

If you need to introduce external Js, you need to refresh it to execute
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The following code is relatively complete. It is based on the control principle of jsCopy code

The code is as follows: