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<?php $name='foo'; $param_foo='hello'; var_dump(${'param_' . $name}, "${'param_' . $name}", "{${'param_' . $name}}");
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Using ${expr} (variable variables) in strings is deprecated, use {${expr}} instead in /in/aRMaq on line 7 string(5) "hello" string(5) "hello" string(5) "hello"

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