初始化

uni_modules/UniDevTools/node_modules/licia/detectBrowser.js

@@ -0,0 +1,51 @@
+var isBrowser = require('./isBrowser');
+var toInt = require('./toInt');
+var keys = require('./keys');
+exports = function(ua) {
+    ua = ua || (isBrowser ? navigator.userAgent : '');
+    ua = ua.toLowerCase();
+    var ieVer = getVer(ua, 'msie ');
+    if (ieVer)
+        return {
+            version: ieVer,
+            name: 'ie'
+        };
+    if (regIe11.test(ua))
+        return {
+            version: 11,
+            name: 'ie'
+        };
+    for (var i = 0, len = browsers.length; i < len; i++) {
+        var name = browsers[i];
+        var match = ua.match(regBrowsers[name]);
+        if (match == null) continue;
+        var version = toInt(match[1].split('.')[0]);
+        if (name === 'opera') version = getVer(ua, 'version/') || version;
+        return {
+            name: name,
+            version: version
+        };
+    }
+    return {
+        name: 'unknown',
+        version: -1
+    };
+};
+var regBrowsers = {
+    edge: /edge\/([0-9._]+)/,
+    firefox: /firefox\/([0-9.]+)(?:\s|$)/,
+    opera: /opera\/([0-9.]+)(?:\s|$)/,
+    android: /android\s([0-9.]+)/,
+    ios: /version\/([0-9._]+).*mobile.*safari.*/,
+    safari: /version\/([0-9._]+).*safari/,
+    chrome: /(?!chrom.*opr)chrom(?:e|ium)\/([0-9.]+)(:?\s|$)/
+};
+var regIe11 = /trident\/7\./;
+var browsers = keys(regBrowsers);
+function getVer(ua, mark) {
+    var idx = ua.indexOf(mark);
+    if (idx > -1)
+        return toInt(ua.substring(idx + mark.length, ua.indexOf('.', idx)));
+}
+
+module.exports = exports;