我需要在数据属性中找到最小值和最大值,但它返回 0
这是我的代码
<div data-price="2" class="maindiv">test</div>
<div data-price="5" class="maindiv">test</div>
<div data-price="3" class="maindiv">test</div>
<div data-price="0" class="maindiv">test</div>
<div data-price="25" class="maindiv">test</div>
<div data-price="10" class="maindiv">test</div>
<script>
var ids = $("div[data-price]").map(function() {
return this.id;
}).get();
var highest = Math.max.apply( Math, ids );
var lowest = Math.min.apply( Math, ids );
alert(highest);
alert(lowest);
</script>
最佳答案
你需要返回data-price属性,而不是它的id
var ids = $("div[data-price]").map(function() {
return $(this).attr("data-price");
}).get();
var highest = Math.max.apply( Math, ids );
var lowest = Math.min.apply( Math, ids );
alert(highest);
alert(lowest);
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<div data-price="2" class="maindiv">test</div>
<div data-price="5" class="maindiv">test</div>
<div data-price="3" class="maindiv">test</div>
<div data-price="0" class="maindiv">test</div>
<div data-price="25"class="maindiv">test</div>
<div data-price="10" class="maindiv">test</div>
关于javascript - 使用jquery查找属性中的最小值和最大值,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/37787352/