摘要：
post_max_sizewhichisdirectlyrelatedtothePOSTsize---针对采用post上传的，大文件，此项为关键upload_max_filesizewhichmaybeunrelated,notsure--针对上传大文件此项为关键max_input_time,ifthePOSttakestoolongmax-input-nesting-levelifyourdat
post_max_sizewhich is directly related to the POST size---针对采用post上传的，大文件，此项为关键
upload_max_filesizewhich may be unrelated, not sure--针对上传大文件此项为关键
max_input_time, if the POSt takes too long
max-input-nesting-levelif your data is an array with a lot of sublevels
max_execution_time, but quite sure it's not that
memory_limit, as you may reach a size exceding the subprocess allowed memory
max_input_vars, if your data array has many elements---针对传输字符比较多的情况下，这个切记设置，不然就会被截断