import ballerina/io;
// Modules and functions can declare variables. You can see both in this example.
// Here we declare a variable `greeting` of type `string` and initialize it to `"Hello"`.
string greeting = "Hello";
public function main() {
// Assignments are statements not expressions.
string name = "Ballerina";
io:println(greeting, " ", name);
}
Variables and TypesA variable has a type, which constrains what values the variable can hold.
There is a built-in set of named types, including |
import ballerina/io;
string greeting = "Hello";
Modules and functions can declare variables. You can see both in this example.
Here we declare a variable greeting of type string and initialize it to "Hello".
public function main() {
string name = "Ballerina";
Assignments are statements not expressions.
io:println(greeting, " ", name);
}
bal run variables_and_types.bal
Hello Ballerina
