root / HServer / 00.Server / 00.Program / node_modules / lodash / times.js
이력 | 보기 | 이력해설 | 다운로드 (1.33 KB)
| 1 | 39 | HKM | var baseTimes = require('./_baseTimes'), |
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| 2 | castFunction = require('./_castFunction'),
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| 3 | toInteger = require('./toInteger');
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| 4 | |||
| 5 | /** Used as references for various `Number` constants. */
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| 6 | var MAX_SAFE_INTEGER = 9007199254740991; |
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| 7 | |||
| 8 | /** Used as references for the maximum length and index of an array. */
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| 9 | var MAX_ARRAY_LENGTH = 4294967295; |
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| 10 | |||
| 11 | /* Built-in method references for those with the same name as other `lodash` methods. */
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| 12 | var nativeMin = Math.min;
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| 13 | |||
| 14 | /**
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| 15 | * Invokes the iteratee `n` times, returning an array of the results of
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| 16 | * each invocation. The iteratee is invoked with one argument; (index).
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| 17 | *
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| 18 | * @static
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| 19 | * @since 0.1.0
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| 20 | * @memberOf _
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| 21 | * @category Util
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| 22 | * @param {number} n The number of times to invoke `iteratee`.
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| 23 | * @param {Function} [iteratee=_.identity] The function invoked per iteration.
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| 24 | * @returns {Array} Returns the array of results.
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| 25 | * @example
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| 26 | *
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| 27 | * _.times(3, String);
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| 28 | * // => ['0', '1', '2']
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| 29 | *
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| 30 | * _.times(4, _.constant(0));
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| 31 | * // => [0, 0, 0, 0]
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| 32 | */
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| 33 | function times(n, iteratee) { |
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| 34 | n = toInteger(n); |
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| 35 | if (n < 1 || n > MAX_SAFE_INTEGER) { |
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| 36 | return [];
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| 37 | } |
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| 38 | var index = MAX_ARRAY_LENGTH,
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| 39 | length = nativeMin(n, MAX_ARRAY_LENGTH); |
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| 40 | |||
| 41 | iteratee = castFunction(iteratee); |
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| 42 | n -= MAX_ARRAY_LENGTH; |
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| 43 | |||
| 44 | var result = baseTimes(length, iteratee);
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| 45 | while (++index < n) {
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| 46 | iteratee(index); |
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| 47 | } |
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| 48 | return result;
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| 49 | } |
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| 50 | |||
| 51 | module.exports = times; |