PHP Array Types :
array("BMW",15,13),
array("Saab",5,2),
array("Land Rover",17,15)
);
An array is a special variable, which can hold more than one value at a time.
- Indexed arrays - Arrays with a numeric index => he index can be assigned automatically (index always starts at 0), like this: $cars = array("Volvo", "BMW", "Toyota");
- Associative arrays - Arrays with named keys :Associative arrays are arrays that use named keys that you assign to them. $age = array("Peter"=>"35", "Ben"=>"37", "Joe"=>"43"); foreach($age as $x => $x_value) {
echo "Key=" . $x . ", Value=" . $x_value;
echo "<br>";
} - Multidimensional arrays - Arrays containing one or more arrays
A multidimensional array is an array containing one or more arrays.
$cars = array(
array("Volvo",22,18),array("BMW",15,13),
array("Saab",5,2),
array("Land Rover",17,15)
);
PHP ARRAY FUNCTION :
1.array_key_exists("Volvo",$a)
2.array_flip() Flips/Exchanges all keys with their associated values in an array
3.array_merge(array1,array2,array3...)
4.array_search("red",$a); return key
5.in_array("Glenn", $people)
6.array_push($a,"blue","yellow");
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