braces
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Braces in bash
Square braces
The difference between [ and [[ See What's the difference between [ and [[ in Bash?
Curly braces
$ var1=hello $ var2=also $ echo $var1 hello $ echo $(var1) "bash: var1: command not found" True, round braces are used to catch the result of a command like in **allfiles=$(ls -1)** $ echo $[var1] 0 $ echo ${var1} hello $ echo ${var1}also helloalso $ echo ${var1}${var2} helloalso
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braces.txt · Last modified: 19-04-2020 12:20 by wim