javascript 在javascript中为图像添加alt属性
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Adding alt attribute to image in javascript
提问by mukund
I want to know how to add alt attribute to an image in javascript, below is my code...
我想知道如何在 javascript 中向图像添加 alt 属性，下面是我的代码...
var image = document.createElement('img');
image.src='../../KY/images/common/buttons/browseIcon.png';
Thanks in advance.
提前致谢。
回答by Bigood
You have two ways : you can use either altproperty
您有两种方法：您可以使用任一alt属性
image.alt = "Your text here"
or setAttributemethod
或setAttribute方法
image.setAttribute("alt","Your text here");
回答by Karl Johan
You could just use the alt property.
你可以只使用alt 属性。
回答by umar
Above mentioned methods would not work when u create buttons or any other element in dom javascript, and for this use the below mentioned method
当您在 dom javascript 中创建按钮或任何其他元素时，上述方法将不起作用，为此使用下面提到的方法
control.setAttribute("title","your tooltip value")
