Element - F - Filter

Characters: F

Description

Filter a list by another list or function.

Overloads

• any-fun - filter(b,a) (filter a by the ones that b returns a truthy result for)
• any-any - remove elements of a that are in b

Examples

• ⟨1|2|3|4|5|6⟩ 5 F = ⟨1|2|3|4|6⟩
• ⟨1|2|3|4|5|6⟩ 7 F = ⟨1|2|3|4|5|6⟩
• `abcdef` `b` F = `acdef`
• ⟨1|2|3⟩ ⟨2|4|6⟩ F = ⟨1|3⟩
• `abcdef` `daffodil` F = `bce`
• `12345` ⟨`2`|`4`|`5`⟩ F = `13`
• ⟨`1`|`2`|`3`|`4`|`5`⟩ `245` F = ⟨`1`|`3`⟩
• 123 246 F = 13