Function Array.shiftLeft
Shift contents of array to the left by n positions. Does not change the size of array. n of last elements becomes default initialized.
void shiftLeft
(
const(uint) n
);
Example
Array!int arr;
scope(exit) arr .free();
arr .shiftLeft(1);
assert(arr .length == 0);
arr .insertBack([1,2,3,4,5]);
arr .shiftLeft(2);
assert(arr .length == 5);
assert(arr[0] == 3);
assert(arr[1] == 4);
assert(arr[2] == 5);
assert(arr[3] == int .init);
assert(arr[4] == int .init);