diff options
| author | Yannick Loriot <yannick.loriot@gmail.com> | 2013-08-13 16:46:16 +0200 | 
|---|---|---|
| committer | Yannick Loriot <yannick.loriot@gmail.com> | 2013-08-13 16:46:16 +0200 | 
| commit | 0d41a6405627b50f2839df3a3b019836f361ecc0 (patch) | |
| tree | b2475c0d84358bd677c814ac5136821b7dfeca1d | |
| parent | 50c3526247810078b6c63e2cbaf79bc226e873dc (diff) | |
[UPDATE] Object Creation
| -rw-r--r-- | objective-c.html.markdown | 46 | 
1 files changed, 36 insertions, 10 deletions
| diff --git a/objective-c.html.markdown b/objective-c.html.markdown index 6eac69a8..f43081cf 100644 --- a/objective-c.html.markdown +++ b/objective-c.html.markdown @@ -201,27 +201,56 @@ int main (int argc, const char * argv[])  ///////////////////////////////////////  // Declare your class in a header(.h) file: - -@interface UserObject : NSObject +// Class Declaration Syntax: +// @interface <class name> : <parent classname> +// { +//    Member variable declarations; +// } +// -/+ (type) Method declarations; +// @end +@interface MyClass : NSObject  { -    // instance variables +    int count; +    id data; +    NSString *name;  } +// Create the public getter/setter for the variable count +@property(assign) int count; + +// Methods ++/- (return type)methodSignature:(Parameter Type *)parameterName; -// Class method +// + for class method  + (NSString *)classMethod; -// Instance method +// - for instance method  - (NSString *)instanceMethodWithParmeter:(NSString *)string; - +- (NSNumber *)methodAParameterAsString:(NSString*)string andAParameterAsNumber:(NSNumber *)number; +-   @end  // Implement the methods in an implementation (.m) file:  @implementation UserObject +// Constructors are a way of creating classes +// This is a default constructor +- (id)init +{ +    if ((self = [super init])) +    { +        self.count = 1; + +        // Create an object instance by allocating memory and initializing it. +        // An object is not fully functional until both steps have been completed. +        UserObject *someObject = [[UserObject alloc] init]; +    } +    return self; +} +  + (NSString *)classMethod  { -    return @"SomeString"; +    return [[self alloc] init];  }  - (NSString *)instanceMethodWithParmeter:(NSString *)string @@ -236,9 +265,6 @@ int main (int argc, const char * argv[])  @end -// Create an object instance by allocating memory and initializing it. An object is not fully functional until both steps have been completed. -UserObject *someObject = [[UserObject alloc] init]; -  ##Calling Methods  // The Objective-C model of object-oriented programming is based on message passing to object instances.  | 
