C Programming Delete File. Test file exists.
Opensafileindicatedbyfilenameandreturnsapointertothefilestreamassociatedwiththatfile.modeisusedtodeterminethefileaccessmode.,Thefopen_s()functionprovidesanewmodecharacter,uwhichmayprecedeanyofthepreviouslydefinedmodesstartingwiththecharacterwora ...。參考影片的文章的如下: