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string.len

Summary

Return the length of a string

Prototype

n = string.len (str)


Description

Returns the length of the string, including any imbedded zero (0x00) bytes.


string.len ("hi there") --> 8


You can also use #string to find its length.


#"hi there" --> 8


See Also ...

Lua functions

string.byte - Converts a character into its ASCII (decimal) equivalent
string.char - Converts ASCII codes into their equivalent characters
string.dump - Converts a function into binary
string.find - Searches a string for a pattern
string.format - Formats a string
string.gfind - Iterate over a string (obsolete in Lua 5.1)
string.gmatch - Iterate over a string
string.gsub - Substitute strings inside another string
string.lower - Converts a string to lower-case
string.match - Searches a string for a pattern
string.rep - Returns repeated copies of a string
string.reverse - Reverses the order of characters in a string
string.sub - Returns a substring of a string
string.upper - Converts a string to upper-case

Topics

Lua base functions
Lua bc (big number) functions
Lua bit manipulation functions
Lua coroutine functions
Lua debug functions
Lua io functions
Lua LPEG library
Lua math functions
Lua os functions
Lua package functions
Lua PCRE regular expression functions
Lua script extensions
Lua string functions
Lua syntax
Lua table functions
Lua utilities
Regular Expressions
Scripting
Scripting callbacks - plugins

(Help topic: lua=string.len)

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