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<?php $var = '42'; echo "the answer is $var\n";//you don't need the {}, it's just a scalar type $ar = ['answer' => 42]; //it's an array, no you do need the {} echo "the answer is {$ar['answer']}\n";
Output for git.master, git.master_jit, rfc.property-hooks
the answer is 42 the answer is 42

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