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- const hexList: string[] = [];
- for (let i = 0; i <= 15; i++) {
- hexList[i] = i.toString(16);
- }
- export function buildUUID(): string {
- let uuid = '';
- for (let i = 1; i <= 36; i++) {
- if (i === 9 || i === 14 || i === 19 || i === 24) {
- uuid += '-';
- } else if (i === 15) {
- uuid += 4;
- } else if (i === 20) {
- uuid += hexList[(Math.random() * 4) | 8];
- } else {
- uuid += hexList[(Math.random() * 16) | 0];
- }
- }
- return uuid.replace(/-/g, '');
- }
- let unique = 0;
- export function buildShortUUID(prefix = ''): string {
- const time = Date.now();
- const random = Math.floor(Math.random() * 1000000000);
- unique++;
- return prefix + '_' + random + unique + String(time);
- }
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