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<?php $arr = (object) [ 'children' => [] ]; $arr->children[] = 1; print_r($arr); class Test { public function test(){ $arr = (object) [ 'children' => [] ]; $arr->children[] = 1; return $arr; } } $o = new Test(); $o->test(); print_r( $o->test() );
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.3.32 - 7.3.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
stdClass Object ( [children] => Array ( [0] => 1 ) ) stdClass Object ( [children] => Array ( [0] => 1 ) )
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 7.0.2 - 7.0.20, 7.1.0 - 7.1.7, 7.1.20 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; Test has a deprecated constructor in /in/PJR7m on line 10 stdClass Object ( [children] => Array ( [0] => 1 ) ) stdClass Object ( [children] => Array ( [0] => 1 ) )
Output for 7.1.10

Process exited with code 137.
Output for 7.0.0 - 7.0.1
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; Test has a deprecated constructor in /in/PJR7m on line 10 stdClass Object ( [children] => Array ( [0] => 1 ) ) stdClass Object ( [children] => Array ( [0] => 1 [1] => 1 ) )
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194.47 ms | 412 KiB | 5 Q