我让jQuery获取一些textarea内容，并将其插入到li中.
我希望它在视觉上保留换行符.
There must be a really simple way to do this...
我让jQuery获取一些textarea内容，并将其插入到li中.
我希望它在视觉上保留换行符.
There must be a really simple way to do this...
demo: http://so.devilmaycode.it/jquery-convert-line-breaks-to-br-nl2br-equivalent
function nl2br (str, is_xhtml) {
var breakTag = (is_xhtml || typeof is_xhtml === 'undefined') ? '<br />' : '<br>';
return (str + '').replace(/([^>\r\n]?)(\r\n|\n\r|\r|\n)/g, '$1'+ breakTag +'$2');
}