GT2/GT2-iOS/node_modules/lodash/head.js

24 lines
415 B
JavaScript

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