Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with
or
.
Download ZIP
Fetching contributors…

Cannot retrieve contributors at this time

72 lines (65 sloc) 2.142 kB
//
// ArrayExtensions.m
// Vienna
//
// Created by Steve on 9/25/05.
// Copyright (c) 2004-2005 Steve Palmer. All rights reserved.
//
// 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.
//
#import "ArrayExtensions.h"
@implementation NSArray (ArrayExtensions)
/* indexOfStringInArray
* Returns the index of the specified string in the receiver. Or returns
* NSNotFound if the string is not found. The string must match exactly with regard
* to case, character set and spaces.
*/
-(NSUInteger)indexOfStringInArray:(NSString *)theString
{
NSUInteger index = 0;
while (index < [self count])
{
NSString * aString = [self objectAtIndex:index];
NSAssert([aString isKindOfClass:[NSString class]], @"Not an NSString object in the array!");
if ([aString isEqualToString:theString])
return index;
++index;
}
return NSNotFound;
}
/* arrayByExpandingAllArrayObjects
* Creates and returns an array containing all the objects in the list but also expanding
* any NSArray objects. Note that the expansion is NOT recursive - any arrays in the
* nested NSArray will not be expanded. Instead this function should be called on the
* nested arrays to expand those if desired.
*/
+(NSArray *)arrayByExpandingAllArrayObjects:(id)id1, ...
{
NSMutableArray * newArray = [NSMutableArray arrayWithObject:id1];
va_list arguments;
id obj;
va_start(arguments, id1);
while ((obj = (id)va_arg(arguments, NSUInteger)) != 0)
{
if ([obj isKindOfClass:[NSArray class]])
{
id innerObj;
for (innerObj in obj)
[newArray addObject:innerObj];
continue;
}
[newArray addObject:obj];
}
return newArray;
}
@end
Jump to Line
Something went wrong with that request. Please try again.