方法一:取值複制
var content = $(#id).val();
$(#id).val("").focus().val(ct);
方法二:
var objevent = $(#id)[0];
var values = $(#id).val().length;
if (window.getSelection) {
// 現代浏覽器
objevent.selectionStart = objevent.selectionEnd = values;
} else if (document.selection) {
// Ie浏覽器
var txt = objevent.createTextRange();
txt.moveStart('character', values);
txt.collapse(true);
txt.select();
}
轉載于:https://www.cnblogs.com/wangYangBlog/p/4092238.html