trim()方法,类似Python中的strip(),用去去除字符串对象前后的空格。
<!DOCTYPE html> <html> <body>
<script>
var s = " afsdf ";
document.write("|" + s + "|" + "<br>");
var s2 = s.trim();
document.write("|" + s2 + "|" + "<br>");
</script>
</body>
</html>
2023-07-30 11:17:58
trim()方法,类似Python中的strip(),用去去除字符串对象前后的空格。
<!DOCTYPE html> <html> <body>
<script>
var s = " afsdf ";
document.write("|" + s + "|" + "<br>");
var s2 = s.trim();
document.write("|" + s2 + "|" + "<br>");
</script>
</body>
</html>