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run code in 300+ PHP versions simultaneously
<?php eval("echo \"One\n\";\n"); eval("namespace Bar;\n\necho \"Two\n\";\n"); eval("?><?php\necho \"Three\n\";\n"); eval("?><?php\nnamespace Bar;\n\necho \"Four\n\";\n");
Output for git.master, git.master_jit, rfc.property-hooks
One Two Three Four

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