chopcal
Version:
23 lines (19 loc) • 1.96 kB
JavaScript
/**
* Chop to floor.
* @function floor
* @param {number} value - Value to calc.
* @param {number} [base=1] - Base number.
* @returns {number} - Floor number.
*/
;
var surplus = require('./surplus');
/** @lends floor */
function floor(value, base) {
base = base || 0;
var surplused = surplus(value, base);
var result = value - surplused;
var weight = 1 / base;
return parseInt(result * weight) / weight;
}
module.exports = floor;
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