Element - ε - Absolute Difference / Repeat / Regex match

Characters: ε

Description

Returns the absolute difference / Fills an array of a certain length / Does a regex match

Overloads

• num-num - abs(a - b)
• num-str - [b] * a
• str-num - [a] * b
• str-str - regex.match(b, a) (first match of regex b on a)

Examples

• 5 1 ε = 4
• 1 5 ε = 4
• ⟨1|2|3⟩ 4 ε = ⟨3|2|1⟩
• `hello` 2 ε = ⟨`hello`|`hello`⟩
• 3 `goodbye` ε = ⟨`goodbye`|`goodbye`|`goodbye`⟩
• ⟨`ab`|`cd`⟩ 2 ε = ⟨⟨`ab`|`ab`⟩|⟨`cd`|`cd`⟩⟩
• `abcd` `.*` ε = `abcd`
• `abcd` `a..` ε = `abc`