/PHP/Php 7.1 functions parameters with "?"

Php 7.1 functions parameters with "?"

Php 7.1 functions parameters with "?"

function sayHello(?string $name) {
    echo "Hello " . $name . PHP_EOL;
}
sayHello(null); // Hello
sayHello("John"); //Hello John

0

Source: blog.shameerc.com

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