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- function uuid4() {
- var uuid = '', ii;
- for (ii = 0; ii < 32; ii += 1) {
- switch (ii) {
- case 8:
- case 20:
- uuid += '-';
- uuid += (Math.random() * 16 | 0).toString(16);
- break;
- case 12:
- uuid += '-';
- uuid += '4';
- break;
- case 16:
- uuid += '-';
- uuid += (Math.random() * 4 | 8).toString(16);
- break;
- default:
- uuid += (Math.random() * 16 | 0).toString(16);
- }
- }
- return uuid;
- };
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