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* include("upload.php"); # ¼ÓÈëÀàÎļþ
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* $f_upload->set_file_type($_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
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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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