Learn to get the element from an ArrayList. We will be using ArrayList get() method to get the object at the specified index.
get()方法返回指定索引位置处的对象的引用。 1.4. IndexOutOfBoundsException 无效的索引参数将导致IndexOutOfBoundsException错误。 Exception in thread "main" java.lang.IndexOutOfBoundsException: Index: 4, Size: 4 at java.util.ArrayList.rangeCheck(ArrayList.java:653) at java.util.ArrayList.get(ArrayList...
out.println("Element at " + 0 + " index = " + int_list.get(0)); System.out.println("Element at " + 1 + " index = " + int_list.get(1)); System.out.println("Element at " + 2 + " index = " + int_list.get(2)); System.out.println("Element at " + 3 + " index...
index Int32 index of the element to return Returns Object the element at the specified position in this list Implements Get(Int32) Attributes RegisterAttribute Remarks Returns the element at the specified position in this list. Java documentation for java.util.ArrayList.get(int). Portions of...
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ArrayList mySubAL = myAL.GetRange( 0, 5 ); Console.WriteLine( "Index 0 through 4 contains:" ); PrintValues( mySubAL, '\t' ); // Replaces the values of five elements starting at index 1 with the values in the ICollection. myAL.SetRange( 1, mySourceList ); // Displays the va...
index, edgesIndexList._indices.size())); }break;case(osg::PrimitiveSet::POINTS): { PointIndexor pointsIndexList; (*itr)->accept(pointsIndexList);unsignedintindex = arrayList.size();// now copy each vertex to new array, like a draw arrayarraySrc.append(pointsIndexList._indices, arrayList...
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In Java, to access an array at a specific index and a specific element within an array, you can use the following syntax: Accessing an Array at a Specific Index: int[]myArray=arrayListOfIntArrays.get(index); Here,indexis the position of the int array within theArrayListthat you want to...