JAVA shifting elements in an array

Question

How do you shift elements of an array to the left?
Eg [1,2,3,4]

Answer 1

dont use java

Answer 2

Store a[0] in temp variable.
a[i] = a[i+1] repeat this in a loop till array length-1
array[ length-1]= temp ; ie a[0]
Output : [2,3,4,1] hope it helps..