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19 lines
506 B
19 lines
506 B
var contain = require('./contain');
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var toArr = require('./toArr');
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exports = function(arr) {
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var ret = [];
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var args = toArr(arguments);
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var argsLen = args.length;
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for (var i = 0, len = arr.length; i < len; i++) {
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var item = arr[i];
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if (contain(ret, item)) continue;
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var j = 1;
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for (; j < argsLen; j++) {
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if (!contain(args[j], item)) break;
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}
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if (j === argsLen) ret.push(item);
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}
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return ret;
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};
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module.exports = exports;
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