JavaScript code to implement checkbox selection_javascript skills

Code:

function checkall(checkNames){
  var allBoxs = document.getElementsByName(checkNames);
  for(var i = 0 ;i<allBoxs.length;i++){
    if(allBoxs[i].type == 'checkbox'){
      if(allBoxs[i].checked==false){
        allBoxs[i].checked = true ;
      }else{
        allBoxs[i].checked = false ;
      }
    }
  }
}

How to use①

Copy code The code is as follows:

Select all

Note: 'goods' is the name of all checkboxes that need to be selected

How to use②

<a href="" id="checkAll">全选</a>
<script>
document.getElementById('checkAll').onclick = function () {
  checkall('goods')
};
</script>

Note: 'goods' is the name of all checkboxes that need to be selected

The above two methods are all summarized for you in this article. I hope you will like it. If there is a better method, please let me know. This article will continue to be updated.