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 KASH3 Reference Manual
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Function

PositionProperty ( func pred, seq() s ) -> elt-ord^rat

Optional Arguments

FailanyDetermines what to return in case of failure.

Description

Return the position of the first element of `s' which suffices the predicate function `pred'.
Return FAILURE if no such element exists in `s'.
Note: Apparently `pred' must have `-> elt-alg^boo' out-signature.

Examples

PositionProperty(IsPrime,Sequence([1..100]));
PositionProperty(IsOdd,Sequence([2,4,6,8,100]));

See also

PositionProperty ( func, list ) -> elt-ord^rat

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