android studio marks R in Red with error massage " cannot resolve symbol R "

#hostprogrammingn#hostprogrammingnnall videos of php :nwww.youtube.com/watch?v=ee9aKbHwZLs&list=PLEtkoO2np9sxXgj06nx22NoLCfLQeU3f_n.nPHP Tutorial For Beginners In Hindi ( PHP Comment):-www.youtube.com/watch?v=dbiGbdGqDSgnnnnPHP Tutorial For Beginners In Hindi ( PHP GET_POST Method 2): www.youtube.com/watch?v=KfP2fcprtZMnPHP Tutorial For Beginners In Hindi ( PHP Function):www.youtube.com/watch?v=GUoN0...nnPHP Tutorial For Beginners In Hindi ( PHP Operators): www.youtube.com/watch?v=CqqRP...

Category : Компьютерные игры

#android#studio#marks#r#red#error#massage#"#resolve#symbol