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Diffstat (limited to 'doc/gawk.texi')
| -rw-r--r-- | doc/gawk.texi | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/doc/gawk.texi b/doc/gawk.texi index c877c925..1bde9543 100644 --- a/doc/gawk.texi +++ b/doc/gawk.texi @@ -12005,6 +12005,17 @@ can be used with @samp{~} and @samp{!~}, passed to one of the built-in functions listed above, or passed as a parameter to a user-defined function. @end itemize +You may use the @option{-v} option (@pxref{Options}) to assign a +strongly-typed regexp constant to a variable on the command line, like so: + +@example +gawk -v pattern='@@/something(interesting)+/' @dots{} +@end example + +@noindent +You may also make such assignments as regular command-line arguments +(@pxref{Other Arguments}). + You may use the @code{typeof()} built-in function (@pxref{Type Functions}) to determine if a variable or function parameter is |