如何在javascript中重置innerhtml [英] how to reset innerhtml in javascript

问题描述

当我点击重置按钮时，它会给出消息

JavaScript运行时错误：无法设置未定义或空引用的属性'innerHTML'



我的代码如下代码中的错误： -

When i click reset button it gives message
"JavaScript runtime error: Unable to set property 'innerHTML' of undefined or null reference"

my code is as follows whats wrong in that code:-

var lblDisplayCount;
lblDisplayCount = document.getElementById("lblCountNumber");

document.getElementById（'<％= lblCountNumber.ClientID％>'）。innerHTML = lblDisplayCount;

document.getElementById('<%= lblCountNumber.ClientID %>').innerHTML = lblDisplayCount;

推荐答案

如果需要要清除标签值，请执行以下操作

if you need to clear label value, do as below

document.getElementById('<%= lblCountNumber.ClientID %>').value = '';

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