toInteger.js (760B)
1 var toFinite = require('./toFinite'); 2 3 /** 4 * Converts `value` to an integer. 5 * 6 * **Note:** This method is loosely based on 7 * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger). 8 * 9 * @static 10 * @memberOf _ 11 * @since 4.0.0 12 * @category Lang 13 * @param {*} value The value to convert. 14 * @returns {number} Returns the converted integer. 15 * @example 16 * 17 * _.toInteger(3.2); 18 * // => 3 19 * 20 * _.toInteger(Number.MIN_VALUE); 21 * // => 0 22 * 23 * _.toInteger(Infinity); 24 * // => 1.7976931348623157e+308 25 * 26 * _.toInteger('3.2'); 27 * // => 3 28 */ 29 function toInteger(value) { 30 var result = toFinite(value), 31 remainder = result % 1; 32 33 return result === result ? (remainder ? result - remainder : result) : 0; 34 } 35 36 module.exports = toInteger;