Module string 

The string module — 20 functions.

Function	Signature	Description
string.length	(s: string) -> number	Number of characters
string.concat	(a: string, b: string) -> string	Concatenate two strings
string.contains	(haystack: string, needle: string) -> bool	True if needle found
string.slice	(s: string, start: number, end: number) -> string	Substring [start, end)
string.trim	(s: string) -> string	Remove leading/trailing WS
string.split	(s: string, delimiter: string) -> list<string>	Split by delimiter
string.to_upper	(s: string) -> string	Uppercase
string.to_lower	(s: string) -> string	Lowercase
string.starts_with	(s: string, prefix: string) -> bool	Prefix check
string.ends_with	(s: string, suffix: string) -> bool	Suffix check
string.replace	(s: string, old: string, new: string) -> string	Replace first occurrence
string.replace_all	(s: string, old: string, new: string) -> string	Replace all occurrences
string.pad_start	(s: string, length: number, pad: string) -> string	Left-pad to target length
string.pad_end	(s: string, length: number, pad: string) -> string	Right-pad to target length
string.repeat	(s: string, count: number) -> string	Repeat string N times
string.join	(items: list<string>, separator: string) -> string	Join list with separator
string.format	(template: string, values: record) -> string	{key} placeholder replacement
string.from	(value: any) -> string	Any value to string
string.is_empty	(s: string) -> bool	True if zero length
string.index_of	(s: string, sub: string) -> number	Index of sub, or -1

Structs

StringModule

The string stdlib module.