doc: describe joining strings using the + symbol
@@ -68,6 +68,16 @@ single quote = 'contains a \' character'
Similarly `\n` gets converted to a newline and `\\\\` to a single backslash.
+#### String concatenation
+
+Strings can be concatenated to form a new string using the `+` symbol.
+
+```meson
+str1 = 'abc'
+str2 = 'xyz'
+combined = str1 + '_' + str2 # combined is now abc_xyz
+```
+
#### Strings running over multiple lines
Strings running over multiple lines can be declared with three single quotes, like this:
