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/home/yanggyein/yanggyein/yang_home/node_modules/arr-diff/index.js
/*! * arr-diff <https://github.com/jonschlinkert/arr-diff> * * Copyright (c) 2014-2017, Jon Schlinkert. * Released under the MIT License. */ 'use strict'; module.exports = function diff(arr/*, arrays*/) { var len = arguments.length; var idx = 0; while (++idx < len) { arr = diffArray(arr, arguments[idx]); } return arr; }; function diffArray(one, two) { if (!Array.isArray(two)) { return one.slice(); } var tlen = two.length var olen = one.length; var idx = -1; var arr = []; while (++idx < olen) { var ele = one[idx]; var hasEle = false; for (var i = 0; i < tlen; i++) { var val = two[i]; if (ele === val) { hasEle = true; break; } } if (hasEle === false) { arr.push(ele); } } return arr; }