21 lines
431 B
PHP
21 lines
431 B
PHP
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>test1</title>
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</head>
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<body>
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你好，你是第<span><?php
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$filename = 'data/counter.txt';
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$fopen = fopen($filename, 'c+');
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flock($fopen, LOCK_EX);
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$counter = intval(trim(fgets($fopen)));
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$counter++;
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ftruncate($fopen, 0);
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rewind($fopen);
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fwrite($fopen, strval($counter));
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flock($fopen, LOCK_UN);
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fclose($fopen);
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echo $counter;
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?></span>位访客
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</body>
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