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== Why is this an issue?
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2021-09-01 15:04:42 +02:00
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include::../description.adoc[]
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2023-05-03 11:06:20 +02:00
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=== Noncompliant code example
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2022-02-04 17:28:24 +01:00
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[source,php]
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2021-09-01 15:04:42 +02:00
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----
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"/[0-99]/" // Noncompliant, this won't actually match strings with two digits
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"/[0-9.-_]/" // Noncompliant, .-_ is a range that already contains 0-9 (as well as various other characters such as capital letters)
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----
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2023-05-03 11:06:20 +02:00
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=== Compliant solution
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2021-09-01 15:04:42 +02:00
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2022-02-04 17:28:24 +01:00
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[source,php]
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2021-09-01 15:04:42 +02:00
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----
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"/[0-9]{1,2}/"
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"/[0-9.\\-_]/"
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----
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