#import <Foundation/NSNumberFormatter.h>

@implementation  NSNumberFormatter (HYS)

/*numberFromString:

Returns an NSNumber object created by parsing a given string.

-(NSNumber *)numberFromString:(NSString *)string
Parameters
string

An NSString object that is parsed to generate the returned number object. 
Return Value

An NSNumber object created by parsing string using the receiver’s format.
Availability
Available in Mac OS X v10.4 and later.
See Also
– stringFromNumber*/
-(NSNumber *)numberFromString:(NSString *)string{
printf ("numberFromString",string);
}

@end