js/jquery如何让文本框获取焦点和失去焦点
操作方法(01)javascript通过onFocusonBlur来判断焦点和失去焦点(02)<input type="text"id="p" onBlur="alert('losefocus!')"onFocus="alert('getfocus')"/>(03)jquery$("#p")();$("#p")(fn)(04)或$("#...
操作方法(01)javascript通过onFocusonBlur来判断焦点和失去焦点(02)<input type="text"id="p" onBlur="alert('losefocus!')"onFocus="alert('getfocus')"/>(03)jquery$("#p")();$("#p")(fn)(04)或$("#...