3 ms·

Bash-5.3-Release Available

• alganet 1y ago
  > There is a new form of command substitution that executes the command in > the current shell execution context. Two forms are implemented: one that > reads the command substitution's output and another that expects to find > the result in the REPLY shell variable when the command substitution > completes. > New form of command substitution: ${ command; } or ${|command;} to capture > the output of COMMAND without forking a child process and using pipes This is awesome. I haven't tested it yet, but if it is what I imagine, it means lots of speed for function/builtin calls. The REPLY variable comes historically from the `read` command default variable name, so it's familiar for experienced shell users.