21 lines
572 B
JavaScript
21 lines
572 B
JavaScript
var each = require('./each');
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var isStr = require('./isStr');
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var isNum = require('./isNum');
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var isArr = require('./isArr');
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var isObj = require('./isObj');
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exports = function() {
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var ret = [];
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each(arguments, function(arg) {
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if (!arg) return;
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if (isStr(arg) || isNum(arg)) return ret.push(arg);
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if (isArr(arg)) return ret.push(exports.apply(null, arg));
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if (!isObj(arg)) return;
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each(arg, function(val, key) {
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if (val) ret.push(key);
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});
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});
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return ret.join(' ');
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};
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module.exports = exports;
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