6. bash: Use regular expression to match and replace pattern at the end of a variable value.

bash: Use regular expression to match and replace pattern at the end of a variable value.


  • Take into account the main readme for this section. README first.

    Syntax is:
    ${name/%pattern/string} match and replace pattern at the end of a variable value.

    $ echo $ClimateChange
2021NoDeforestation2021
$ Amazon=${ClimateChange/%2021/2020}
$ echo $Amazon
2021NoDeforestation2020
bash 203 shell 89
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