array() function in PHP

The array() function in PHP creates an array.

Array is of three types in PHP.

• Indexed arrays − It is an array with numeric index

• Associative arrays − It is an array with named keys

• Multidimensional arrays − It is an array that have one or more arrays

Syntax

// array with numeric index i.e. Indexed arrays
array(value1,value2...);
// array with named keys i.e. associative arrays
array(key1 => value1, key2 => value2...)

Parameters

• value − Set the value.

• key − Set the key.

Return

The array() function returns an array of the parameters.

The following is an example of indexed arrays.

Example

 Live Demo

<?php
$products = array("Electronics","Clothing","Accessories", "Footwear");
$len = count($products);
for($i = 0;$i<$len;$i++) {
   echo $products[$i];
   echo "<br>";
}
?>

输出

Electronics
Clothing
Accessories
Footwear

The following is an example of associative arrays.

Example

 Live Demo

<?php
$rank = array("Football"=>"1","Cricket"=>"2");
foreach($rank as $mykey=>$myvalue) {
   echo "Key = " . $mykey . ", Value = " . $myvalue;
   echo "<br>";
}
?>

输出

Key = Football, Value = 1
Key = Cricket, Value = 2

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