Join

Joins array elements into a single string with a separator.

Signature

Join(array values, string separator)

Parameters

• values (array): The array of values to join.
• separator (string): The string to place between elements.

Returns

• string: A single string with all elements joined by the separator.

Description

Iterates through the array and converts each element to a string before joining. Element conversion rules:

• string: Used as-is.
• null: Converted to the literal string "null".
• other types: Converted via .ToString().

Examples

var result = Join(["a", "b", "c"], ",")
# result = "a,b,c"

var spaced = Join(["Hello", "World"], " ")
# spaced = "Hello World"

# Mixed types
var mixed = Join([1, "two", true, null], " | ")
# mixed = "1 | two | True | null"

# Empty separator
var concat = Join(["a", "b", "c"], "")
# concat = "abc"