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<?php echo is_int('123a')? 'yes' : 'no',"\n"; $obj = (object)array('123a' => '456'); var_dump($obj); if ( isset($obj->{'123a'})) { echo $obj->{'123a'},"\n"; }
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.17 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 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
no object(stdClass)#1 (1) { ["123a"]=> string(3) "456" } 456
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 no object(stdClass)#1 (1) { ["123a"]=> string(3) "456" } 456
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
no object(stdClass)(1) { ["123a"]=> string(3) "456" } 456

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