index(x,y) : builtin-function to return the starting position of x match y.

What is the difference between bulitin fuction VERIFY and INDEX?

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Answer Posted / scott77

index(x,y) : builtin-function to return the starting position of x match y. no y are in x then 0. k = index('abcabcdefg','cd'); k= 6
veryfy(x,y): builtin-function to return the first(leftmost) position of x not any in y. all x are in y then 0. k =veryfy('123456a','0123456789') ; k= 7

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