xdash API Reference / and
Function: and()
and<
Args>(...fns): (...args) =>boolean
Defined in: src/function.ts:58
AND operator for functions.
Type Parameters
Args
Args extends readonly unknown[]
Parameters
fns
...(...args) => boolean[]
functions to combine
Returns
a function that returns true if all of the input functions return true
(...
args):boolean
Parameters
args
...Args
Returns
boolean
Example
ts
const isEven = (n: number) => n % 2 === 0
const isPositive = (n: number) => n > 0
const isPositiveEven = and(isEven, isPositive)
isPositiveEven(2) // returns true