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for
Run a block on each row of the table.
Usage
> for <var> <in> <value> <block> {flags}
Parameters
<var>the name of the variable<in>the word 'in'<value>the value we want to iterate<block>the block to run on each item
Flags
- -h, --help: Display this help message
- -n, --numbered: returned a numbered item ($it.index and $it.item)
Examples
Echo the square of each integer
> for x in [1 2 3] { $x * $x }
Work with elements of a range
> for $x in 1..3 { $x }
Number each item and echo a message
> for $it in ['bob' 'fred'] --numbered { $"($it.index) is ($it.item)" }