innerText vs textContent - 在Firefox上获取一些错误 [英] innerText vs textContent - getting some errors on Firefox
问题描述
var x = $('#x')。
在我的第二个.js中,我正在处理这个var,确保我的文本有更少的字符比最大长度,这是:
var limitMaxLength = function(element){
var maxLength = $(元素)。数据( 最大长度);
if(maxLength){
$(element).on(keypress,function(event){
if(event.target.innerText.length> maxLength || event.keyCode === 13){
event.preventDefault();
}
});
}
};
所以我在Firefox上遇到这个错误:
[TypeError:event.target .innerText是未定义的]
在IE,Opera,Chrome和Safari中我的代码工作正常,我只在Firefox上出错。
*对不起我的英文不好。
textContent
。但是,IE8&下面不支持 textContent
,因此,如果您希望支持传统浏览器,那么您就有点麻烦了。
var text = elem.textContent || elem.innerText;
或
elem.innerHTML // eww,但它的作品,呃?
或者,只是沟IE8(说起来容易,尤其是在工作中) $ b
I'd getting some errors on my scripts here, in the first one I've declared a var text(); type to create a box with some text content.
var x=$('#x').text();
In my second .js I'm doing some handling on this var that ensure my text i'll have less char than max-length, here is:
var limitMaxLength = function(element) {
var maxLength = $(element).data("max-length");
if (maxLength) {
$(element).on("keypress", function(event){
if (event.target.innerText.length > maxLength || event.keyCode === 13) {
event.preventDefault();
}
});
}
};
So I having some issues on Firefox getting this error: [TypeError: event.target.innerText is undefined]
In IE, Opera, Chrome and Safari my code works fine, i'm getting error only on Firefox. *Sorry for my bad english.
innerText
was a Microsoft Creation, left over from the days of old. Firefox decided not to support it in favour of the w3 compliant, textContent
. However, IE8 & below do not support textContent
, therefore, if you wish to support Legacy browsers, you're in a bit of a bind.
var text = elem.textContent || elem.innerText;
or
elem.innerHTML // eww, but it works, eh?
or, just ditch IE8 (easier said than done, especially at work)
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