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