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<?php declare(strict_types=1); $file = new SplTempFileObject(); // write to file for ($i = 0; $i < 5; $i++) { $file->fwrite("line {$i}" . PHP_EOL); } $file->rewind(); // read first line $file->fgets(); // where am I? echo $file->key(), ': ', $file->current();
Output for git.master, git.master_jit, rfc.property-hooks
1: line 0

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