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--TEST--
fread & fwrite - Test reading and writing using a single resource
--CREDITS--
Dave Kelsey <d_kelsey@uk.ibm.com>
--FILE--
<?php
/*
* Function is implemented in ext/standard/file.c
*/
$outputfile = __FILE__.".tmp";
echo "--- testing rw moving about the file ---\n";
$h = fopen($outputfile, 'wb+');
$out1 = "The 1st prrt";
$out2 = " part of the ttxt";
$out3 = "text";
fwrite($h, $out1);
fseek($h, 0, SEEK_SET);
echo "start:".fread($h, strlen($out1) - 5). "\n";
fwrite($h, $out2);
echo "at end:".fread($h,100)."\n";
var_dump(feof($h));
fseek($h, -4, SEEK_CUR);
fwrite($h, $out3);
fseek($h, 0, SEEK_SET);
echo "final:".fread($h, 100)."\n";
fclose($h);
echo "--- testing eof ---\n";
$h = fopen($outputfile, 'ab+');
fread($h,1024);
var_dump(feof($h));
fread($h,1);
var_dump(feof($h));
$out = "extra";
fwrite($h, $out);
var_dump(feof($h));
fread($h,1);
var_dump(feof($h));
fseek($h, -strlen($out) + 1, SEEK_CUR);
echo "last bytes: ".fread($h, strlen($out))."\n";
fclose($h);
unlink($outputfile);
echo "Done";
?>
--EXPECT--
--- testing rw moving about the file ---
start:The 1st
at end:
bool(true)
final:The 1st part of the text
--- testing eof ---
bool(true)
bool(true)
bool(true)
bool(true)
last bytes: xtra
Done
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