take for filters

Take only the first n elements of a list, or the first n bytes of a binary value.

Signature

> take (n)

Parameters

• n: starting from the front, the number of elements to return

Input/output types:

input	output
binary	binary
list<any>	list<any>
range	list<number>
table	table

Examples

Return the first item of a list/table

> [1 2 3] | take 1
╭───┬───╮
│ 0 │ 1 │
╰───┴───╯

Return the first 2 items of a list/table

> [1 2 3] | take 2
╭───┬───╮
│ 0 │ 1 │
│ 1 │ 2 │
╰───┴───╯

Return the first two rows of a table

> [[editions]; [2015] [2018] [2021]] | take 2
╭───┬──────────╮
│ # │ editions │
├───┼──────────┤
│ 0 │     2015 │
│ 1 │     2018 │
╰───┴──────────╯

Return the first 2 bytes of a binary value

> 0x[01 23 45] | take 2
Length: 2 (0x2) bytes | printable whitespace ascii_other non_ascii
00000000:   01 23                                                •#

Return the first 3 elements of a range

> 1..10 | take 3
╭───┬───╮
│ 0 │ 1 │
│ 1 │ 2 │
│ 2 │ 3 │
╰───┴───╯

Subcommands:

name	type	usage
take until	Builtin	Take elements of the input until a predicate is true.
take while	Builtin	Take elements of the input while a predicate is true.