[6a3a178] | 1 | var root = require('./_root'),
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| 2 | toString = require('./toString');
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| 3 |
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| 4 | /** Used to match leading whitespace. */
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| 5 | var reTrimStart = /^\s+/;
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| 6 |
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| 7 | /* Built-in method references for those with the same name as other `lodash` methods. */
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| 8 | var nativeParseInt = root.parseInt;
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| 9 |
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| 10 | /**
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| 11 | * Converts `string` to an integer of the specified radix. If `radix` is
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| 12 | * `undefined` or `0`, a `radix` of `10` is used unless `value` is a
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| 13 | * hexadecimal, in which case a `radix` of `16` is used.
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| 14 | *
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| 15 | * **Note:** This method aligns with the
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| 16 | * [ES5 implementation](https://es5.github.io/#x15.1.2.2) of `parseInt`.
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| 17 | *
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| 18 | * @static
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| 19 | * @memberOf _
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| 20 | * @since 1.1.0
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| 21 | * @category String
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| 22 | * @param {string} string The string to convert.
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| 23 | * @param {number} [radix=10] The radix to interpret `value` by.
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| 24 | * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
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| 25 | * @returns {number} Returns the converted integer.
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| 26 | * @example
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| 27 | *
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| 28 | * _.parseInt('08');
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| 29 | * // => 8
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| 30 | *
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| 31 | * _.map(['6', '08', '10'], _.parseInt);
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| 32 | * // => [6, 8, 10]
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| 33 | */
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| 34 | function parseInt(string, radix, guard) {
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| 35 | if (guard || radix == null) {
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| 36 | radix = 0;
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| 37 | } else if (radix) {
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| 38 | radix = +radix;
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| 39 | }
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| 40 | return nativeParseInt(toString(string).replace(reTrimStart, ''), radix || 0);
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| 41 | }
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| 42 |
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| 43 | module.exports = parseInt;
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