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- export function compareVersion(v1, v2) {
- if (v1 === v2)
- return 0;
- var v1Arr = v1.split('.');
- var v2Arr = v2.split('.');
- var len = v1Arr.length < v2Arr.length ? v1Arr.length : v2Arr.length;
- var i = 0;
- while (i <= len) {
- if (v1Arr[i] === v2Arr[i]) {
- i++;
- }
- else if (!v1Arr[i] || !v2Arr[i]) {
- return v1Arr.length > v2Arr.length ? 1 : -1;
- }
- else {
- return Number(v1Arr[i]) === Number(v2Arr[i])
- ? 0
- : Number(v1Arr[i]) > Number(v2Arr[i])
- ? 1
- : -1;
- }
- }
- }
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