${name:F:<expr>:}
: Repeat modifier
Repeats the immediately following modifier up to <expr>
times.
<expr>
is an arithmetic expression.
Use :f
to repeat until the value does not change anymore.
Links
Examples
- Replace first two values
- Output:
1 2 3
value="a aa aaa aaaa" echo $value:F:1+1:s/a/z/
1
z za aaa aaaa
- Replace all values
- Output:
1 2
value="a aa aaa aaaa" echo $value:fs/a/z/
1
z zz zzz zzzz
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