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📜  按钮组获取值 - Javascript 代码示例

📅  最后修改于: 2022-03-11 15:03:37.302000             🧑  作者: Mango

代码示例1

        
        
        
        






var num = null;
var ele = document.querySelectorAll(".btn-group > button.btn");
for(var i=0; i button.btn").on("click", function(){
    num = +this.innerHTML;
    alert("Value is " + num);
});