String

concat

Property	Details
Function	concat(value1, value2, ...)
Description	Concatenates all given values into a single string.
Parameters	Any number of values of any type. Each value is converted to a string before concatenation.
Return Type	String
Errors	None. All values are implicitly converted to strings.
Example	concat("Hello", " ", "World!") → "Hello World!" concat(42, " is the answer") → "42 is the answer"

len

Property	Details
Function	len(value)
Description	Returns the length of a string or list.
Parameters	value – A string or list.
Return Type	Number – The length of the string or list.
Errors	Throws an error if the argument is not a string or list.
Example	len("Hello") → 5 len([1, 2, 3, 4]) → 4