Online PHP editor | output for 3Spta

@ 2015-12-11T16:24:21Z

<?php

namespace A {
    class T {}
}

namespace
{
    class Test
    {
        public function first(string $str) : Closure
        {
            /* closure with return type declaration and use() clause */
            $tmp = function() use ($str) : int {
                return strlen($str);
            };
            return $tmp;
        }

        public function second() : self
        {
            return $this;
        }
    }

    class SubTest extends Test
    {
        public function third() : parent
        {
            return $this;
        }

        /* returning a namespace-qualified type */
        public function fourth() : \A\T
        {
            return new \A\T;
        }

        /* spaces are allowed around elements of the namespace */
        public function fifth() : \ A \ T
        {
            return $this->fourth();
        }

        public function &sixth(\A\T &$t) : \A\T
        {
            return $t;
        }
    }

    /* runtime test */
    $s = new SubTest;
    $t = $s->third();
    var_dump(($t->second()->first("hello"))());
    var_dump($s->fourth());
    var_dump($s->fifth());
    $at = $s->fourth();
    var_dump($s->sixth($at));
}

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: Parse error: syntax error, unexpected token "\" in /in/3Spta on line 40
Process exited with code 255.
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Parse error: syntax error, unexpected token "\" in /in/3Spta on line 40
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33: int(5) object(A\T)#2 (0) { } object(A\T)#2 (0) { } object(A\T)#2 (0) { }
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28: Parse error: syntax error, unexpected ':', expecting ';' or '{' in /in/3Spta on line 11
Process exited with code 255.

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