WGShare.Client.Wx/miniprogram_npm/signalr-for-wx/WechatVersionDiff.js

34 lines
915 B
JavaScript

/**
* 小程序版本支持
* @param minimumVersion 最小支持版本号
*/
export var isVersionSupport = function (minimumVersion) {
// diff
var compareVersion = function (v1, v2) {
v1 = v1.split(".");
v2 = v2.split(".");
var len = Math.max(v1.length, v2.length);
while (v1.length < len) {
v1.push("0");
}
while (v2.length < len) {
v2.push("0");
}
for (var i = 0; i < len; i++) {
var num1 = parseInt(v1[i]);
var num2 = parseInt(v2[i]);
if (num1 > num2) {
return 1;
}
else if (num1 < num2) {
return -1;
}
}
return 0;
};
// 获取当前小程序 版本号
var SDKVersion = wx.getSystemInfoSync().SDKVersion;
// check
return compareVersion(SDKVersion, minimumVersion) >= 0;
};