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<?php $input = array( array( 'tag_name' => 'google' ), array( 'tag_name' => 'technology' ) ); $letters = array(); foreach ($input as $value['tag_name']) { $letters = array_merge($letters, $value); } echo implode(', ', $letters);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Array to string conversion in /in/DOVSq on line 16 Array

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