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Added method +(id)isNull:.
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| // | ||
| // Foundation+OAAdditions.h | ||
| // ObjCAdditions | ||
| // | ||
| // Copyright 2011 A25 SIA | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| // | ||
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| #import "NSArray+OAAdditions.h" | ||
| #import "NSDate+OAAdditions.h" | ||
| #import "NSDictionary+OAAdditions.h" | ||
| #import "NSMutableDictionary+OAAdditions.h" | ||
| #import "NSNull+OAAdditions.h" | ||
| #import "NSString+MD5.h" |
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| // | ||
| // NSNull+OAAdditions.h | ||
| // ObjCAdditions-iOS | ||
| // | ||
| // Created by Aleksejs Mjaliks on 11.03.19. | ||
| // Copyright 2011 A25. All rights reserved. | ||
| // | ||
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| #import <Foundation/Foundation.h> | ||
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| @interface NSNull (OAAdditions) | ||
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| + (id)isNull:(id)object; | ||
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| @end |
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| // | ||
| // NSNull+OAAdditions.m | ||
| // ObjCAdditions-iOS | ||
| // | ||
| // Created by Aleksejs Mjaliks on 11.03.19. | ||
| // Copyright 2011 A25. All rights reserved. | ||
| // | ||
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| #import "NSNull+OAAdditions.h" | ||
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| @implementation NSNull (OAAdditions) | ||
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| + (id)isNull:(id)object { | ||
| return object == [NSNull null] ? nil : object; | ||
| } | ||
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| @end |