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<?php function test($a) { fwrite($a, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'); fseek($a, 0); fwrite($a, '1234567890'); fseek($a, 0); var_dump(fread($a, 1024)); fclose($a); } $a = fopen('php://temp', 'a+'); test($a); echo '-------------------' . PHP_EOL; $a = fopen(tempnam(sys_get_temp_dir(), 'hello'), 'a+'); test($a);
Output for git.master, git.master_jit, rfc.property-hooks
string(36) "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890" ------------------- string(36) "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890"

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