Scieneer Common Lisp 1.3.9 online documentation position item sequence &key from-end test test-not start end key [Function] Returns the zero-origin index of the first element in sequence satisfying the test, default is eql, with the given item.
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| position item sequence &key from-end test test-not start end key | [Function] |
Returns the zero-origin index of the first element in sequence satisfying the test, default is eql, with the given item.