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Diffstat (limited to 'doc/manual.cli')
| -rw-r--r-- | doc/manual.cli | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/doc/manual.cli b/doc/manual.cli index e15cfa8..5b54882 100644 --- a/doc/manual.cli +++ b/doc/manual.cli @@ -3575,9 +3575,21 @@ well as \c{[]} but only in certain contexts (see \l{#attributes Attributes} for details). If instead we need these characters to appear literally as part of the value, then we either have to \i{escape} or \i{quote} them. -\N|Additionally, \c{*?[} will be treated as wildcards in name patterns. Note -that this treatment can only be inhibited with quoting and not escaping. See -\l{#name-patterns Name Patterns} for details.| +\N|Additionally, \c{*?[} will be treated as wildcards in name patterns (see +\l{#name-patterns Name Patterns} for details). Note that this treatment can +only be inhibited with quoting and not escaping. + +While name patterns are recognized inside evaluation contexts, in certain +cases the \c{?[} characters are treated as part of the ternary operator and +value subscript, respectively. In such case, to be treat as wildcards rather +than as syntax, these characters have to be escaped, for example: + +\ +x = (foo.\?xx) +y = ($foo\[123].txt) +\ + +| To escape a special character, we prefix it with a backslash (\c{\\}; to specify a literal backslash double it). For example: |