<?php function test($a) { var_dump(fwrite($a, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ')); fseek($a, 0); var_dump(fwrite($a, '1234567890')); fseek($a, 0); var_dump(fread($a, 10)); var_dump(fread($a, 10)); var_dump(fread($a, 10)); var_dump(fread($a, 10)); } $a = fopen('php://temp', 'a+'); test($a); echo '-------------------' . PHP_EOL; $a = fopen(tempnam("/tmp", "hello"), 'a+'); test($a);
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