占位符的值会逐步删除焦点,模糊和恢复。<input name="fieldname" placeholder="Placeholder Value" />Placeholdem( document.querySelectorAll( '[placeholder]' ) );
占位符的值会逐步删除焦点,模糊和恢复。<input name="fieldname" placeholder="Placeholder Value" />Placeholdem( document.querySelectorAll( '[placeholder]' ) );