Question

var urls = [ //加载模型信息

                'data/car/qiche1.s3m',

                'data/car/qiche2.s3m',

                'data/car/qiche3.s3m',

                'data/car/qiche4.s3m',

            ];

            var labelAdded = false;

            var Factor = urls.length;

            var keymap = {};

            for (var i = 0; i < Factor; i++) {

                var url = urls[i];

                keymap[url] = [];

看到 urls.length 让我想知道下他的结构

Answer 1

文件结构的话是以块存储的，还会有一个.scp的配置文件

Comments

好吧其实我就想知道 urls.length是什么东西 它里面是什么

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urls.length就是urls这个数组的长度，代表里面有多少条数据；比如说您这个代码urls.length就等于4