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-rw-r--r--VKPC/NSMutableArray+QueueAdditions.m25
1 files changed, 25 insertions, 0 deletions
diff --git a/VKPC/NSMutableArray+QueueAdditions.m b/VKPC/NSMutableArray+QueueAdditions.m
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+++ b/VKPC/NSMutableArray+QueueAdditions.m
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+//
+// NSMutableArray+QueueAdditions.m
+// VKPC
+//
+// Created by Eugene on 12/3/13.
+// Copyright (c) 2013 Eugene Z. All rights reserved.
+//
+
+#import "NSMutableArray+QueueAdditions.h"
+
+@implementation NSMutableArray (QueueAdditions)
+
+- (id) dequeue {
+ id headObject = [self objectAtIndex:0];
+ if (headObject != nil) {
+ [self removeObjectAtIndex:0];
+ }
+ return headObject;
+}
+
+- (void) enqueue:(id)anObject {
+ [self addObject:anObject];
+}
+
+@end \ No newline at end of file