Native JS implements form checkbook to obtain the selected value_javascript skills

Get the selected data value from a form checkbox:

Copy code The code is as follows:

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Use native JS writing method:

Copy code The code is as follows:

function checkedValues(){
var arr=new Array();
var checkbox=document.getElementByName('cb');
for(var i=0;iif(checkbox[i].checked==true ){
arr.push(checkbox[i].value);
alert(checkbox[i].value);
}
}
}