Example splitting string on slash character in ZSH.
$ str=part1/part2/part3
$ parts=(${(@s:/:)str})
$ echo $parts
part1 part2 part3
$ echo ${#parts[@]}
3
You can use split ${(@s:/:)str}
and indexing [start,end]
to do more sophisticated surgery on string parts. If you need to reassemble, simply join back on the same separator ${(@j:/:)str}
.
$ url="https://github.com/sorin-ionescu/prezto/blob/master/modules/history/init.zsh"
$ repo="${(@j:/:)${(@s:/:)url}[4,5]}"
$ echo $repo
sorin-ionescu/prezto
An example from the Zsh docs which shows splitting:
$ foo=(ax1 bx1)
$ print -l -- ${(s/x/)foo}
a
1 b
1
Getting the first 2 parts
$ str=a/b/c/d/e/f
$ parts=(${(@s:/:)str})
$ echo ${(@j:/:)parts[1,2]}
a/b
Parameter expansion: see docs
$ str=part1/part2/part3
$ echo ${str%%/*}
part1
$ echo ${str%/*}
part1/part2
$ echo ${${str%/*}#*/}
part2
$ echo ${str#*/}
part2/part3
$ echo ${str##*/}
part3
Word splitting is done with the '=' character:
$ sentence="ls -l -A -h"
$ arr=(${=sentence})
$ print -l -- $arr
ls
-l
-A
-h
Thank! You've saved my 2-3 days!