jQuery去除空格的$.trim()

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <script src="../js/jquery-3.2.1.min.js"></script>
    <title>Title</title>
    <script>
        $(function () {
            if($("#pid").text()==$.trim(" abc ")){
                alert($("#pid").text());
            }

        });
    </script>
</head>
<body>
<p id="pid">abc</p>
</body>
</html>
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原文地址：https://www.cnblogs.com/kukai/p/11317899.html