Lua - Miscellaneous operators
Miscellaneous operators supported by Lua Language include concatenation and length.
|..||Concatenates two strings.||a..b where a is "Hello " and b is "World", will return "Hello World".|
|#||An unary operator that return the length of the a string or a table.||#"Hello" will return 5|
Try the following example to understand the miscellaneous operators available in the Lua programming language −
a = "Hello " b = "World" print("Concatenation of string a with b is ", a..b ) print("Length of b is ",#b ) print("Length of b is ",#"Test" )
When you build and execute the above program, it produces the following result −
Concatenation of string a with b is Hello World Length of b is 5 Length of b is 4