[英]How to addObject as NSMutableArray in NSMutableArray in swift
我想addObject
的NSMutableArray
到NSMutableArray
,所以我怎么能在迅速实现这一目标。 并检索它,所以请帮助我,因为现在我正在快速学习。
间接说我想要二维数组意味着NSMutableArray
的NSMutableArray
。
//The below 2 lines iterative!
var dict:NSMutableDictionary? = NSMutableDictionary();
linePointsArray!.addObject(dict!);
// and below 2 line is execute after complete the above iteration
arrLine!.addObject(linePointsArray!);
linePointArray!.removeAllObject();
//after that the above whole process is done iterative.
如果我没有错,你想在另一个 NSMutableArray 中添加一个 NSMutableArray 的对象,你可以通过以下代码来完成
var myArray : NSMutableArray = ["Hello"]
var arrayOfArray : NSMutableArray = [myArray]
// Insert more arrays with insertObject or addObject
arrayOfArray.insertObject(myArray, atIndex: 0)
arrayOfArray.addObject(myArray)
//Retrive
var newArray:NSMutableArray = arrayOfArray[0] as NSMutableArray
println("\(newArray)")
对于 Swift 3:
var myArray : NSMutableArray = ["Hello"]
var arrayOfArray : NSMutableArray = [myArray]
// Insert more arrays with insertObject or addObject
arrayOfArray.insert(myArray, at: 0)
arrayOfArray.add(myArray)
//Retrive
var newArray:NSMutableArray = arrayOfArray[0] as! NSMutableArray
print("\(newArray)")
下面是一个例子:
var mutableArray: NSMutableArray = []
var nestedMutableArray: NSMutableArray = []
mutableArray.addObject(nestedMutableArray)
var retrievedNestedMutableArray:NSMutableArray = mutableArray[0] as NSMutableArray
var nameArray: NSMutableArray = ["Hello", "I", "am", "Smith"]
var arrayOfnameArray: NSMutableArray = [nameArray]
arrayOfArray.add(nameArray)
// Retrieve
var newArray:NSMutableArray = arrayOfnameArray[0] as! NSMutableArray
print("\(newArray)")
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