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function uuid() {
var s = [];
var hexDigits = "0123456789abcdef";
for (var i = 0; i < 36; i++) {
s[i] = hexDigits.substr(Math.floor(Math.random() * 0x10), 1);
}
s[14] = "4"; // bits 12-15 of the time_hi_and_version field to 0010
s[19] = hexDigits.substr((s[19] " 0x3) | 0x8, 1); // bits 6-7 of the clock_seqreserved to 01
s[8] = s[13] = s[18] = s[23] = "-";
var uuid = s.join(");
return uuid;
}
uuid("dsdnskj");
// "f6fac5ca-87aa-43c9-8e71-df6febf31d3f"
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