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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | 5x 16x 1x 1x 1x 1x | /**
* @param value The value to check
* @returns {boolean} Returns true if the value is undefined, else false
*
* @see {@link https://lodash.com/docs#isUndefined}
*
* @since v0.1.0-beta.1
*/
export function isUndefined(value: unknown) {
return typeof value === 'undefined'
}
if (import.meta.vitest) {
const { test, expect } = import.meta.vitest
test('isUndefined', () => {
expect(isUndefined(undefined)).toBe(true)
expect(isUndefined(1)).toBe(false)
})
}
/**
* @param value The value to check
* @returns {boolean} Returns true if the value is undefined, else false
*/
|