_baseToNumber.js
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_baseToNumber.js
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			var isSymbol = require('./isSymbol');

			/** Used as references for various `Number` constants. */
			var NAN = 0 / 0;

			/**
			* The base implementation of `_.toNumber` which doesn't ensure correct
			* conversions of binary, hexadecimal, or octal string values.
			*
			* @private
			* @param {*} value The value to process.
			* @returns {number} Returns the number.
			*/
			function baseToNumber(value) {
			if (typeof value == 'number') {
			return value;
			}
			if (isSymbol(value)) {
			return NAN;
			}
			return +value;
			}

			module.exports = baseToNumber;