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JS lose focus get value

2022-07-21 05:33:00 【u011042325】

html

<input type="text" value="10" id="pro-qua" d-s="s" onblur="inputonblur(this)">

js

<script>
/**
 *  Manually set the quantity 
 * @param _this
 */
function inputonblur(_this) {
// Here we can see which one is applicable at present 
    console.log(_this)
    var num = _this.valueOf();
    console.log(num)
    var num = _this.value;
    console.log(num)
    var num = _this.val;
    console.log(num)
}
</script>

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