Regular Expressions 101

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/
A.*?Z
/
A matches the character A with index 6510 (4116 or 1018) literally (case sensitive)
.
matches any character (except for line terminators)
*? matches the previous token between zero and unlimited times, as few times as possible, expanding as needed (lazy)
Z matches the character Z with index 9010 (5A16 or 1328) literally (case sensitive)
Your regular expression does not match the subject string.Try launching the debugger to find out why.

Regular Expression
No Match

/
/

Test String