<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>str slice lastIndexOf</title>
</head>
<body>
<script>
var str = "./data/3dtiles/bimYIYUAN/tileset.json";
console.log(str.slice(0,str.lastIndexOf('/')+1));
// ./data/3dtiles/bimYIYUAN/
</script>
</body>
</html>
js str slice lastIndexOf.html
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转载自blog.csdn.net/weixin_42193179/article/details/87250120
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