23 lines
415 B
JavaScript
23 lines
415 B
JavaScript
/**
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* Gets the first element of `array`.
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*
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* @static
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* @memberOf _
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* @since 0.1.0
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* @alias first
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* @category Array
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* @param {Array} array The array to query.
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* @returns {*} Returns the first element of `array`.
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* @example
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*
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* _.head([1, 2, 3]);
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* // => 1
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*
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* _.head([]);
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* // => undefined
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*/
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function head(array) {
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return (array && array.length) ? array[0] : undefined;
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}
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module.exports = head;
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