16 lines
417 B
JavaScript
16 lines
417 B
JavaScript
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var isNum = require('./isNum');
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var isObj = require('./isObj');
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var isFn = require('./isFn');
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var isStr = require('./isStr');
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exports = function(val) {
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if (isNum(val)) return val;
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if (isObj(val)) {
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var temp = isFn(val.valueOf) ? val.valueOf() : val;
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val = isObj(temp) ? temp + '' : temp;
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}
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if (!isStr(val)) return val === 0 ? val : +val;
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return +val;
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};
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module.exports = exports;
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