1Array.elem(3kaya)            Kaya module reference           Array.elem(3kaya)
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NAME

6       Array::elem - Check whether a value is in a list.
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SYNOPSIS

9       Bool elem( a val, [a] list, Bool(a, a) eq=equal )
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ARGUMENTS

12       val The value to search for ("needle")
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14       list The list to search ("haystack")
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16       eq  Optionally, the function used to check for presence (the default is
17       Builtins.equal (3kaya)  ,  obviously,  but  Builtins.identical  (3kaya)
18       might be used)
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DESCRIPTION

21       Check whether the "needle" occurs at least once in the "haystack". This
22       function can be thought  of  as  a  specialised  version  of  Array.any
23       (3kaya)
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AUTHORS

26       Kaya   standard  library  by  Edwin  Brady,  Chris  Morris  and  others
27       (kaya@kayalang.org). For further information see http://kayalang.org/
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LICENSE

30       The Kaya standard library is free software;  you  can  redistribute  it
31       and/or  modify  it  under  the  terms  of the GNU Lesser General Public
32       License (version 2.1 or any later version) as  published  by  the  Free
33       Software Foundation.
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RELATED

36       Array.any (3kaya)
37       Builtins.equal (3kaya)
38       Builtins.identical (3kaya)
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42Kaya                             December 2010               Array.elem(3kaya)