如何检查文件大小是否大于确定的数字? [重复]
原文：How to check if a file size is greater than a determined number? [duplicate]

我想使用一个如果要检查文件大小是否大于 kb 中确定的数字的语句。 例如 : 如果( 文件大小 GTREATER 大于 VARX ) { do} else{ DO } I m new to C, 所以请您...

为什么PHP不公开+fwrite 双重文件?
原文：why does PHP fopen + fwrite double document?

I am running PHP Version 5.3.4 with Apache/2.2.17 on Windows 7 Ultimate 32bit (IIS disabled). I been looking at the fopen modes and am well aware of what mode does what, but i can t wrap my finger ...