An object-oriented approach to designing an iphone

Main.m

Edit Font Size COMMAND + <//compile Execute shortcut key COM + r#import <Foundation/Foundation.h> #import "Iphone.h" int main (int argc, const char * argv[]) {    iphone * phone = [iphone new];    Phone->_ram = +;    PHONE->_CPU = 1.5;    int year =;    int month = 7;    int day =;    NSLog (@ "Hello, world%d%d%d%@!", year,month,day,@ "starts Today");    printf ("Hello World%d%d%d\n", year,month,day);            return 0;    }

Iphone.h

#import <Foundation/Foundation.h> @interface iphone:nsobject{    //@public modified member variables, which can be directly interviewed outside the class    @public    The float _cpu;//is used to store the size of the CPU    float _ram;//is used to store the internal capacity size}//is specifically used to declare member variables-(void) aboutmyphone;-(void) Sendmessag: (Char *) content;-(void) Sendmessag: (char *) content andphonenumber: (char *) phonenumber;-(void) Sendmessagwithmessagecontent: (char *) messagecontent andphonenumber: (char *) PHONENUMBER;//2. Class Method @end

Iphone.m

#import "Iphone.h" @implementation iphone-(void) aboutmyphone{//    NSLog (@ "Aboutmyphone has been implemented");        NSLog (@ "Phone CPU%.2f,ram%.2f", _cpu,_ram);} -(void) Sendmessag: (char *) content{    NSLog (@ "%s", content);} -(void) Sendmessag: (char *) content andphonenumber: (char *) phonenumber{    NSLog (@ "Send message%s to%s", phonenumber,content) ;} -(void) Sendmessagwithmessagecontent: (char *) messagecontent andphonenumber: (char *) phonenumber{    NSLog (@ "to% s send Message%s ", phonenumber,messagecontent);} Override Description Method-(NSString *) description{    //optimize return [NSString stringwithformat:@ "My cpu=%.1f my internal storage is =%.1FMB", _cpu,_ram];    NSString *result = [NSString stringwithformat:@ "My cpu=%.1f my internal storage is =%.1FMB", _cpu,_ram];    return result;    return @ "FFFFFFFF";} @end

An object-oriented approach to designing an iphone