mirror of
https://github.com/actions/setup-python.git
synced 2024-11-23 00:49:39 +00:00
23 lines
415 B
JavaScript
23 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;
|