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NSString+Concatenation
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#import <Foundation/Foundation.h> | |
@interface NSString (Concatenation) | |
- (NSString *):(NSString *)a; | |
- (NSString *):(NSString *)a :(NSString *)b; | |
- (NSString *):(NSString *)a :(NSString *)b :(NSString *)c; | |
- (NSString *):(NSString *)a :(NSString *)b :(NSString *)c :(NSString *)d; | |
- (NSString *)concat:(NSString *)strings, ...; | |
@end |
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#import "NSString+Concatenation.h" | |
@implementation NSString (Concatenation) | |
- (NSString *):(NSString *)a | |
{ return [self stringByAppendingString:a]; } | |
- (NSString *):(NSString *)a :(NSString *)b | |
{ return [[self:a]:b]; } | |
- (NSString *):(NSString *)a :(NSString *)b :(NSString *)c | |
{ return [[[self:a]:b]:c]; } | |
- (NSString *):(NSString *)a :(NSString *)b :(NSString *)c :(NSString *)d | |
{ return [[[[self:a]:b]:c]:d]; } | |
- (NSString *)concat:(NSString *)strings, ... | |
{ | |
va_list args; | |
va_start(args, strings); | |
NSString *s; | |
NSString *con = [self stringByAppendingString:strings]; | |
while((s = va_arg(args, NSString *))) | |
con = [con stringByAppendingString:s]; | |
va_end(args); | |
return con; | |
} | |
@end |
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