Syntax
function greet(string $name = "Guest"): string {
return "Hello, $name!";
}Examples
PHP default parameters example
A focused example you can adapt while practising.
function greet(string $name = "Guest"): string {
return "Hello, $name!";
}Best practices
- Start with the smallest working example, then adapt it to your project.
- Use the language’s standard library and idioms before introducing extra dependencies.
Runtime & versions
PHP runtime on a server or CLI. Feature availability depends on the language and runtime version used by your project; consult the official reference below.
PHP Manual