Strings

Earlier in this chapter, you saw some code examples using sequences of characters. Those sequences of characters are called strings. Strings may consist of any character, including numeric values.

Quoting strings

There are three ways to quote strings: with double quotes, with single quotes, and with square brackets.

Note

When quoting strings, make sure that only straight quotes are used in your code and not curly quotes; or else, it will not compile.

Double quote characters " mark the beginning and end of the string. Here is an example:

print("This is my string.")  -- This is my string.

You can also quote strings using the single quote character '. Single quotes work the same as double quotes, except that single-quoted strings can contain a double quote. Here is an example:

print('This is another string.')  -- This is another string.

print('She said, "Hello!" ')  -- She said, "Hello!"

Finally, using a pair of square brackets will also quote strings. They are used mainly for strings when...