Bash Patterns: Difference between revisions
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The following characters have a special meaning when a bash pattern is evaluated, and they need to be escaped to be matched literally: | The following characters have a special meaning when a bash pattern is evaluated, and they need to be escaped to be matched literally: | ||
==*== | |||
* (star) matches any string, including the null string. When the globstar shell option is enabled, and ‘*’ is used in a filename expansion context, two adjacent ‘*’s used as a single pattern will match all files and zero or more directories and subdirectories. If followed by a ‘/’, two adjacent ‘*’s will match only directories and subdirectories. | |||
==/== | |||
/ (slash) | |||
==~== | |||
~ (tilda) | |||
=Non-Special Characters= | =Non-Special Characters= | ||
Revision as of 23:56, 18 September 2019
External
Internal
Metacharacters
The following characters have a special meaning when a bash pattern is evaluated, and they need to be escaped to be matched literally:
*
- (star) matches any string, including the null string. When the globstar shell option is enabled, and ‘*’ is used in a filename expansion context, two adjacent ‘*’s used as a single pattern will match all files and zero or more directories and subdirectories. If followed by a ‘/’, two adjacent ‘*’s will match only directories and subdirectories.
/
/ (slash)
~
~ (tilda)
Non-Special Characters
These characters do not need to be escaped in bash patterns to match:
\ # forward slash