Objective-c and JSON data -

Objective-c and JSON data -

i new @ objective c. writing app going validate username , password in mysql database, , think should utilize json connect api going written it. i've been looking on internet, , can't find resources on start this. have resources, or improve utilize different validation method?

at high level, want like:

create nsdictionary has 2 key/value pairs,

@{ @"username":@"someuser", @"password":@"hunter2" }

then utilize -[nsjsonserialization datawithjsonobject...:] turn dictionary nsdata object. contain formatted json hash suitable sending api request.

you'll want @ nsurlrequest sending request.

objective-c json xcode api