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/**
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* Apache2 + PHP5.0
* Version:1.0
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* ————————————————————————————————— Example —
* test.php @ ´¦Àí±íµ¥ÎļþÃû
* <?php
*
* include("upload.php"); # ¼ÓÈëÀàÎļþ
* $f_upload = new upload_other; # ´´½¨¶ÔÏó
* $f_upload->set_file_type($_FILES['src']['type']); # »ñµÃÎļþÀàÐÍ
* $f_upload->set_file_name($_FILES['src']['name']); # »ñµÃÎļþÃû³Æ
* $f_upload->set_file_size($_FILES['src']['size']); # »ñµÃÎļþ³ß´ç
* $f_upload->set_upfile($_FILES['src']['tmp_name']); # ·þÎñ¶Ë´¢´æµÄÁÙʱÎļþÃû
* $f_upload->set_size(100); # ÉèÖÃ×î´óÉÏ´«KBÊý
* $f_upload->set_base_directory("uploadImages"); # Îļþ´æ´¢¸ùĿ¼Ãû³Æ
* $f_upload->set_url("up.php"); # ÎļþÉÏ´«³É¹¦ºóÌø×ªµÄÎļþ
* $f_upload->save(); # ±£´æÎļþ
*
* ?>
* —————————————————————————————————— End —
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Floating point precision
It is typical that simple decimal fractions like 0.1
or
0.7
cannot be converted into their internal binary
counterparts without a small loss of precision. This can lead to
confusing
results: for example, floor((0.1+0.7)*10)
will usually
return 7
......
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<?php
set_time_limit(0);
echo '<h2>ÕýÔÚ°²×°£¬ÇëÉÔºó...</h2>',
'<div style="border:1px solid #000;width:500px;"><div id="progress_bar">loading...</div></div>';
for($i=1;$i<=100;$i++){
$width = '500';
......