Du kannst nicht mehr als 25 Themen auswählen Themen müssen entweder mit einem Buchstaben oder einer Ziffer beginnen. Sie können Bindestriche („-“) enthalten und bis zu 35 Zeichen lang sein.
 
 
 
 

1 zeile
1.7 KiB

  1. {"ast":null,"code":"import isObject from './isObject.js';\nimport isSymbol from './isSymbol.js';\n/** Used as references for various `Number` constants. */\n\nvar NAN = 0 / 0;\n/** Used to match leading and trailing whitespace. */\n\nvar reTrim = /^\\s+|\\s+$/g;\n/** Used to detect bad signed hexadecimal string values. */\n\nvar reIsBadHex = /^[-+]0x[0-9a-f]+$/i;\n/** Used to detect binary string values. */\n\nvar reIsBinary = /^0b[01]+$/i;\n/** Used to detect octal string values. */\n\nvar reIsOctal = /^0o[0-7]+$/i;\n/** Built-in method references without a dependency on `root`. */\n\nvar freeParseInt = parseInt;\n/**\n * Converts `value` to a number.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to process.\n * @returns {number} Returns the number.\n * @example\n *\n * _.toNumber(3.2);\n * // => 3.2\n *\n * _.toNumber(Number.MIN_VALUE);\n * // => 5e-324\n *\n * _.toNumber(Infinity);\n * // => Infinity\n *\n * _.toNumber('3.2');\n * // => 3.2\n */\n\nfunction toNumber(value) {\n if (typeof value == 'number') {\n return value;\n }\n\n if (isSymbol(value)) {\n return NAN;\n }\n\n if (isObject(value)) {\n var other = typeof value.valueOf == 'function' ? value.valueOf() : value;\n value = isObject(other) ? other + '' : other;\n }\n\n if (typeof value != 'string') {\n return value === 0 ? value : +value;\n }\n\n value = value.replace(reTrim, '');\n var isBinary = reIsBinary.test(value);\n return isBinary || reIsOctal.test(value) ? freeParseInt(value.slice(2), isBinary ? 2 : 8) : reIsBadHex.test(value) ? NAN : +value;\n}\n\nexport default toNumber;","map":null,"metadata":{},"sourceType":"module"}