Question: Write a simple PHP code to Find whether a pattern ( ' caf ' ) exists in a string ( He was eating cake

Write a simple PHP code to Find whether a pattern ('caf') exists in a string ("He was eating cake in the cafe.") or not using the regular expression (ca[kf]e) and the appropriate PHP function, by completing the following code so that it prints: "Match found!"
Write a simple PHP code to Find whether a pattern

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