string.ulen()

string.ulen(str)function

Gets the length in characters of the provided UTF8 string.

Parameters

str

The UTF8 string whose length will be returned

Return value

Returns the number of characters.

Example


-- declare an UTF8 string (file must be saved with UTF8 encoding)
local summer_in_french = "été"

-- outputs 5 (in bytes)
print( #summer_in_french )

-- outputs 5 (in bytes)
print( string.len(summer_in_french) )

-- outputs 3 (in characters) 
print( summer_in_french:ulen() )