4.4.MethodsAndFunctions.php

<?php

declare(strict_types=1);

namespace LaminasCodingStandardTest\fixed;

class MethodsAndFunctions
{
    public function testMethodsAndFunctions($arg1, &$arg2, $arg3 = [])
    {
        // Visibility MUST be declared on all methods.
        //
        // Method names MUST NOT be prefixed with a single underscore to indicate
        // protected or private visibility. That is, an underscore prefix
        // explicitly has no meaning.
        //
        // Method and function names MUST NOT be declared with space after the
        // method name. The opening brace MUST go on its own line, and the
        // closing brace MUST go on the next line following the body. There MUST
        // NOT be a space after the opening parenthesis, and there MUST NOT be a
        // space before the closing parenthesis.

        function fooBar($arg1, &$arg2, $arg3 = []): void
        {
            // function body
        }
    }

    public function testOneSingleLineBetweenMethods(): void
    {
        // There MUST be a single empty line between methods in a class.
    }

    public static function testThisMayNotBeCalledInsideStaticFunction(): void
    {
        // The pseudo-variable `$this` MAY not be called inside a static method
        // or function.

        echo $this->name;
    }

    public function testReturnedVariablesShouldBeUseful(): bool
    {
        // Returned variables SHOULD be useful and not be assign to a value and
        // returned on the next line.

        return true;
    }
}