(function($){
$.fn.extend( {
insertAtCaret: function(myValue){
var $t=$(this)[0]
if (document.selection) {
this.focus()
sel = document.selection.createRange();
sel.text = myValue;
this.focus()
}
else
if ($t.selectionStart || $t.selectionStart = = '0') {
var startPos = $t.selectionStart;
var endPos = $t.selectionEnd;
var scrollTop = $t.scrollTop; value.substring(0, startPos) myValue $t.value.substring(endPos, $t.value.length);
this.focus()
$t.selectionStart = startPos myValue.length; >$t.selectionEnd = startPos myValue.length;
$t.scrollTop = scrollTop;
}
else {
this.value =
this.focus(); >}
}
})
})(jQuery);
사용 방법:
复代码
代码如下: $(selector ).insertAtCaret("값");