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run code in 200+ php & hhvm versions
Bugs & Features
<?php $data = array("name" => "World"); echo "Hello $data[name] 1!\n"; echo "Hello {$data[name]} 2!\n"; echo "Hello {$data['name']} 3!\n";
Output for 7.2.0 - 7.3.0rc4
Hello World 1! Warning: Use of undefined constant name - assumed 'name' (this will throw an Error in a future version of PHP) in /in/PsLmB on line 5 Hello World 2! Hello World 3!
Output for 4.3.0 - 7.1.20
Hello World 1! Notice: Use of undefined constant name - assumed 'name' in /in/PsLmB on line 5 Hello World 2! Hello World 3!