String Matching

> (search "line" "This is a line of text.")

10

> (search "line" "THIS IS A LINE OF TEXT.")

NIL

> (search "line" "THIS IS A LINE OF TEXT."

:test #'char-equal)

10

> (search "xy9" "abcde01234" :key #'digit-char-p)

3

; SEARCH works not only on strings but all sequences.

> (search '(0 1) '(0 0 0 1 1 1))

2

> (search '(0 1) '(2 4 8 7 5 3) :key #'evenp)

2

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