User:Gymnogyps/bash versioning
The goal of this page is to develop some wikipedia editing skills and possible improve the bash (Unix shell) article with a consice versioning information section.
The current text concerning Bash versioning:
Bash supports here documents just as the Bourne shell always has. However, since version 2.05b Bash can redirect standard input (stdin) from a "here string" using the <<< operator.
Bash 3.0 supports in-process regular expression matching using a syntax reminiscent of Perl.[1]
Bash 4.0 supports associative arrays [2] allowing faked support for multi-dimensional arrays, in a similar way to awk: