Instance Method

initWithCapacity:

Returns an array, initialized with enough memory to initially hold a given number of objects.

Declaration

- (instancetype)initWithCapacity:(NSUInteger)numItems;

Parameters

numItems

The initial capacity of the new array.

Return Value

An array initialized with enough memory to hold numItems objects. The returned object might be different than the original receiver.

Discussion

Mutable arrays expand as needed; numItems simply establishes the object’s initial capacity.

This method is a designated initializer.

See Also

Creating and Initializing a Mutable Array

+ arrayWithCapacity:

Creates and returns an NSMutableArray object with enough allocated memory to initially hold a given number of objects.

+ arrayWithContentsOfFile:

Creates and returns a mutable array containing the contents of the file specified by the given path.

+ arrayWithContentsOfURL:

Creates and returns a mutable array containing the contents specified by a given URL.

- init

Initializes a newly allocated array.

- initWithContentsOfFile:

Initializes a newly allocated mutable array with the contents of the file specified by a given path

- initWithContentsOfURL:

Initialized a newly allocated mutable array with the contents of the location specified by a given URL.