all-integers? ( ... n quot: ( ... i -- ... ? ) -- ... ? )

Vocabulary

math

Inputs

n	an integer
quot	a quotation with stack effect ( ... i -- ... ? )

Outputs

?

a boolean

Word description

Applies the quotation to each integer from 0 up to n, excluding n. Iteration stops when the quotation outputs f or the end is reached. If the quotation yields a false value for some integer, this word outputs f. Otherwise, this word outputs t.

Notes

This word is used to implement all?.

Definition

USING: kernel ;

IN: math

: all-integers? ( ... n quot: ( ... i -- ... ? ) -- ... ? )
    [ 0 ] 2dip (all-integers?) ; inline