The are 3 types of Arrays in PHP : Numeric Array, Associative Array and Multidimensional Array.
<?php
//Numeric Arrays
$names = array("Mate", "Giorgi", "Davit");
echo $names[1] . "\n";
$names[0] = "Mate";
$names[1] = "Giorgi";
$names[2] = "Davit";
// Associative Arrays
$people = array("Mate"=>"30", "Giorgi"=>"32", "Davit"=>"36");
// or
echo $people['Mate'] = "30" . "\n";
echo $people['Giorgi'] = "32" . "\n";
echo $people['Davit'] = "36" . "\n";
//Multi-Dimensional Arrays
$PEOPLE = array (
'Women' => array('Natalia', 'Elena', 'Inga'),
'Men' => array('Mate', 'Giorgi', 'Zura'),
'Kids' => array('Nia', 'Sofia', 'Rezi')
);
echo $PEOPLE['Kids'][0] . "\n";
echo $PEOPLE['Men'][2] . "\n";
echo $PEOPLE['Women'][1];
?>