array.shift()
pops the first element from an array and shift the rest of the values to the left. In case the array is empty an exception is thrown, unless the second argument "defaultValue" is provided, in that case that value is returned.
Introduced: 5.3.8.104
array.shift( defaultValue=any )
Returns: any
Examples
numbers = [ 1, 2, 3, 4 ];
numbers.Shift( );
Dump( numbers ); // Outputs [ 2, 3, 4 ]
moreNumbers = [ 5, 6, 7, 8 ];
moreNumbers.Shift( );
Dump( numbers ); // Outputs [ 6, 7, 8 ]
someArray = [ "one", "two", "three", "four" ];
someArray.Shift( );
Dump( someArray ); // Outputs [ "two", "three", "four" ]