微语:代码适合中午敲,早晚出BUG
JS数组去重 JavaScript
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>数组去重</title>
</head>
<body>
<script>
let arr =
let s =
console.log("原数组:", arr)
arr.forEach(function (v) {
if (!s.includes(v)) {
s.push(v);
}
});
console.log(s)
</script>
</body>
</html>