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It's built-in in Zsh: The substitution ‘$(cat foo)’ may be replaced by the faster ‘$(<foo)’. https://zsh.sourceforge.io/Doc/Release/Expansion.html#Command-Subs
by neuromanser 3y ago
It's built-in in Zsh: The substitution ‘$(cat foo)’ may be replaced by the faster ‘$(<foo)’.
https://zsh.sourceforge.io/Doc/Release/Expansion.html#Command-Substitution https://zsh.sourceforge.io/Doc/Release/Expansion.html#Comman...
- ufo 3y agoIs that only for command substitution?
- neuromanser 3y agoWhat do you mean? It's specifically for $(cat …) / $(< …): the latter is a faster equivalent of the former. Other than that, see my comment about $READNULLCMD.