rustHow do I declare a variable outside a function in Rust?
Variables declared outside a function in Rust are called static variables. They are declared using the static keyword followed by the type of the variable and the name of the variable.
static VARIABLE_NAME: TYPE = VALUE;For example,
static MY_VARIABLE: i32 = 10;This declares a static variable MY_VARIABLE of type i32 with the value 10.
static: keyword used to declare a static variableMY_VARIABLE: name of the variablei32: type of the variable10: value of the variable
Helpful links
Related
- How do I check if a variable is in a list of values in Rust?
- How do I identify unused variables in Rust?
- How do I access a tuple variable by index in Rust?
- How do I use a variable number of arguments in Rust?
- How can I use a hashmap as a global variable in Rust?
- What is an enum variable in Rust?
- What is an environment variable in Rust?
- How do I check the type of a variable in Rust?
- How do I add a variable to a string in Rust?
- How do I declare a local variable in Rust?
More of Rust
- Example of struct private field in Rust
- How to replace a capture group using Rust regex?
- How to match whitespace with a regex in Rust?
- How to match a URL with a regex in Rust?
- How to get a capture group using Rust regex?
- How to replace strings using Rust regex?
- How to use non-capturing groups in Rust regex?
- Regex example to match multiline string in Rust?
- How to zip multiple iterators in Rust?
- How to match the end of a line in a Rust regex?
See more codes...