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Last change
on this file since e29cc2e was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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| [6a3a178] | 1 | /**
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| 2 | * Gets the first element of `array`.
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| 3 | *
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| 4 | * @static
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| 5 | * @memberOf _
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| 6 | * @since 0.1.0
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| 7 | * @alias first
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| 8 | * @category Array
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| 9 | * @param {Array} array The array to query.
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| 10 | * @returns {*} Returns the first element of `array`.
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| 11 | * @example
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| 12 | *
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| 13 | * _.head([1, 2, 3]);
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| 14 | * // => 1
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| 15 | *
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| 16 | * _.head([]);
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| 17 | * // => undefined
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| 18 | */
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| 19 | function head(array) {
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| 20 | return (array && array.length) ? array[0] : undefined;
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| 21 | }
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| 22 |
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| 23 | module.exports = head;
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