How jquery correctly sets the value of text in IE8
IE8 jquery 设置text的值
在前端开发中,jquery已经成为了不可或缺的一部分。然而,在IE8中,使用jquery设置text的值会遇到一些问题。本文将介绍如何在IE8中正确设置text的值。
问题
在jquery中,我们通常使用text()
方法来设置一个元素的文本内容。例如:
$('#myDiv').text('Hello World!');
这行代码可以将一个id为myDiv的元素的文本内容设置为"Hello World!"。然而,在IE8中,这个方法会出现问题。当我们使用这个方法来设置一个包含HTML实体(如<
)的字符串时,会被错误地转义。如下所示:
$('#myDiv').text('<p>Hello World!</p>');
在IE8中,这行代码的结果是将myDiv的文本内容设置为&lt;p&gt;Hello World!&lt;/p&gt;
,而不是<p>Hello World!</p>
。
解决方案
为了解决这个问题,我们可以使用jquery的html()
方法,而不是text()
方法。例如:
$('#myDiv').html('<p>Hello World!</p>');
这个方法可以正确地将myDiv的文本内容设置为<p>Hello World!</p>
。
不过,需要注意的是,使用html()
方法可能会有潜在的安全问题。如果你不确定输入的内容是否安全,请使用jquery的text()
方法,或者手动转义HTML实体。
结论
在IE8中,使用jquery的text()
方法设置包含HTML实体的字符串会出现问题。为了解决这个问题,我们可以使用html()
方法来设置元素的文本内容,但是需要注意潜在的安全问题。
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