There are Three Types of Arrays in PHP - 


1. ) Indexed Arrays - Arrays with a numeric index

2. ) Associative Arrays - Arrays with  ( Keys & Value Paire )

3.) Multidimensional Arrays - Arrays containing one or more arrays in single array. 


How Many Types of Array in PHP


Example of Indexed Arrays: 


<?php

    /Example Of Indexed arrays: 
    $arr = array(10,20,30,40,50,60);

?>



Example of Associative Arrays: 


<?php

    //Example Of Associative arrays: 
    $arr = array("a"=>"10""b"=>"20""c"=>"30","d"=>"40");
    foreach($arr as $z => $z_value) {
    echo "Key=" . $z . ", Value=" . $z_value;
    echo "<br>";
    }
?>




Example of Multidimensional Arrays: 



<?php

#Example of Multidimensional Arrays: 
    $student = array (
    array("Ram",10,15),
    array("Shyam",9,15),
    array("Sahab",11,16),
    array("Ravi",12,17)
  );
    echo $student[0][0].": Class: ".$student[0][1].", Age: ".$student[0][2].".<br>";
    echo $student[1][0].": Class: ".$student[1][1].", Age: ".$student[1][2].".<br>";
    echo $student[2][0].": Class: ".$student[2][1].", Age: ".$student[2][2].".<br>";
    echo $student[3][0].": Class: ".$student[3][1].", Age: ".$student[3][2].".<br>";

?>