Retrieving an Element of an Array
Retrieving an Element of an Array
You are encouraged to solve this task according to the task description, using any language you may know.
You are encouraged to solve this task according to the task description, using any language you may know.
In this task, the goal is to retrieve an element of an array.
mIRC
Interpeter: mIRC Script Editor Library: mArray Snippet
alias readmyarray { echo -a $array_read(MyArray, 2, 3) }
C
int array_index(int array[], int index) { return array[index]; }
C++
template <class T> T array_index(T *array, int index) { return array[index]; }
C#
int getArrayValue( int values[], int index ) { return values[index]; }
Common Lisp
(defun array-value (array index) (aref array index))
Perl
Interpreter: Perl 5.8.8
$elem = $array[0];
Ruby
ary = ['Ruby','rules','big','time']
#the first element element = ary[0] #or element = ary.first
element => 'Ruby'
#the last element element = ary[-1] #or element = ary.last
element => 'time'
#retrieving different values at once elements = ary.values_at(0,2,3)
elements => ['Ruby','big','time']
x86 assembly
Assembler: nasm
mov esi, array_offset mov ebx, 2 mov eax, [esi+ebx*4]