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Arrays,[object Object],DhrubojyotiKayal,[object Object]
What are arrays?,[object Object],Declare array,[object Object],Play with array,[object Object],Agenda,[object Object]
Container for holding multiple data elements – primitives or object together,[object Object],Efficiently store and randomly access data elements,[object Object],Arrays in Java are first class objects,[object Object],Fixed size once created,[object Object],Can only store data elements of only one kind,[object Object],Accessed with index,[object Object],Index starts at 0 and ends at size – 1,[object Object],Array size is given by a special field called length,[object Object],What are arrays?,[object Object]
int a [] = newint[3];,[object Object],int b[] = {1,2,3,4};,[object Object],long c [] = new long[12];,[object Object],Integer d[] = new Integer[4];,[object Object],All one dimensional arrays,[object Object],Declare array,[object Object]
a[0] = 1, a[1] = 2, a[2] = 3;,[object Object],System.out.println(b[2]);,[object Object],System.out.println(b.length);,[object Object],d[0] = new Integer(5);,[object Object],d[1] = new Integer(88);,[object Object],Traversing array,[object Object],Next Session,[object Object],Play with array,[object Object]
Q&A,[object Object]

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