Kevin Locke ac43107187 Avoid warnings due to unmatched capture groups ...

If the non-capturing group which contains the last two capture groups of
the expression is not matched, the indexes are not defined in the match
result, causing a warning.  Avoid this using isset() before access.

Signed-off-by: Kevin Locke <kevin@kevinlocke.name>

2016-06-30 15:39:15 -07:00

10 KiB

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