lodash / lodash

Cannot retrieve contributors at this time

41 lines (39 sloc) 685 Bytes

Raw Blame


	/**
	* Casts `value` as an array if it's not one.
	*
	* @since 4.4.0
	* @category Lang
	* @param {*} value The value to inspect.
	* @returns {Array} Returns the cast array.
	* @example
	*
	* castArray(1)
	* // => [1]
	*
	* castArray({ 'a': 1 })
	* // => [{ 'a': 1 }]
	*
	* castArray('abc')
	* // => ['abc']
	*
	* castArray(null)
	* // => [null]
	*
	* castArray(undefined)
	* // => [undefined]
	*
	* castArray()
	* // => []
	*
	* const array = [1, 2, 3]
	* console.log(castArray(array) === array)
	* // => true
	*/
	function castArray(...args) {
	if (!args.length) {
	return []
	}
	const value = args[0]
	return Array.isArray(value) ? value : [value]
	}

	export default castArray

lodash/castArray.js / Jump to Code definitions castArray Function Code navigation index up-to-date