The following code examples explains how one can print the value of double using NSLog function.

//
//  PrintDouble.h
//  DataTypes
//

#import <Foundation/Foundation.h>

@interface PrintDouble : NSObject

{

    double _double;   

}

-(void) print;

-(void) set_double: (double) n;

@end

The implementation of the PrintDouble class is as follows:

//
//  PrintDouble.m
//  DataTypes
//
//

#import "PrintDouble.h"

@implementation PrintDouble

-(void) set_double: (double) n

{

    _double = n;

}

-(void) print

{

    NSLog(@"double value is: %f", _double);

}

@end

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