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run code in 300+ PHP versions simultaneously
<?php function foo () { yield 'hello'; yield ' '; yield 'world!'; yield from bar(); } function bar () { yield 'again'; yield ' '; yield 'yeah'; } foreach (foo() as $str) { echo $str."\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
hello world! again yeah

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