uni-ticket-system/node_modules/licia/seedRandom.js
2023-12-05 10:11:10 +08:00

19 lines
569 B
JavaScript

exports = function(seed) {
var min =
arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
var max =
arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 1;
var floating =
arguments.length > 3 && arguments[3] !== undefined
? arguments[3]
: true;
return function() {
seed = (seed * 9301 + 49297) % 233280;
var rnd = seed / 233280.0;
rnd = min + rnd * (max - min);
return floating ? rnd : Math.floor(rnd);
};
};
module.exports = exports;