Bash script: String comparison examples - Linux Tutorials - Learn Linux Configuration

LinuxConfig.org Articles
1

The need to compare strings in a Bash script is relatively common and can be used to check for certain conditions before proceeding on to the next part of a script.

This is a companion discussion topic for the original entry at https://linuxconfig.org/bash-script-string-comparison-examples
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You should explain why in some cases you use [....] and in other cases you use [[....]] with double square brackets.