![]() You declare functions using the fn keyword: fn main() !", first_string) // first_string is NOT valid, because the value was moved to second_stringĪs the println! macro tries to refer to an invalid variable, this code does not compile. Since Rust is statically typed, you'll need to explicitly type variables – unless the variable is declared with let and the type can be inferred. Rust convention relies on the following casing conventions: Object You can make a variable mutable by using the mut keyword: let mut my_mutable_variable = 0 You can declare variables using the let, const, or static keywords: let my_variable = 0 īy default, all variables are immutable. Then click the Import from GitHub button in the lower right to import the boilerplate code into Replit.įinally, to start the course, click the Run button at the top of the screen and follow the instructions in the console on the right: Basics of Rust Variables in Rust ![]() Then in the Import from GitHub modal, open the Language dropdown and select Bash: To begin, click the following link to create a new REPL from the boilerplate:
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