这次给大家带来jQuery操作输入框统计字数,jQuery操作输入框统计字数的注意事项有哪些,下面就是实战案例,一起来看一下。
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
<script src="jquery-1.7.2.min.js"></script>
</head>
<body>
<p class="container">
<input id="abc"value=""><span id="WordCountShow"></span>
</p>
<script>
$.fn.extend({
wordCount:function(maxLength, wordWrapper) {
varself =this;
$(self).attr("maxlength", maxLength);
showWordCount();
$(this).on("input propertychange", showWordCount);
functionshowWordCount() {
curLength = $(self).val().length;
varleaveCount = maxLength - curLength;
wordWrapper.text(leaveCount +"/"+ maxLength);
}
}
})
$(function() {
$("#abc").wordCount(10, $("#wordCountShow"));
})
</script>
</body>
</html>相信看了本文案例你已经掌握了方法,更多精彩请关注Gxl网其它相关文章!
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