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Arrays Revisited (array_multisort)

Populate three arrays with book data

Show the original state of the arrays ======================

Title data

Array
(
    [0] => Green Eggs and Ham
    [1] => To Kill a Mockingbird
    [2] => Kite Runner
    [3] => Enders Game
)

Author data

Array
(
    [0] => Dr.Seuss
    [1] => Nelle Harper
    [2] => Khaled Hosseini
    [3] => Scott Card
)

Published Date data

Array
(
    [0] => 1960
    [1] => 1960
    [2] => 2003
    [3] => 1985
)

Sort arrays by Title ======================

Title data

Array
(
    [0] => Enders Game
    [1] => Green Eggs and Ham
    [2] => Kite Runner
    [3] => To Kill a Mockingbird
)

Author data

Array
(
    [0] => Scott Card
    [1] => Dr.Seuss
    [2] => Khaled Hosseini
    [3] => Nelle Harper
)

Published Date data

Array
(
    [0] => 1985
    [1] => 1960
    [2] => 2003
    [3] => 1960
)

Sort arrays by Author ======================

Title data

Array
(
    [0] => Green Eggs and Ham
    [1] => Kite Runner
    [2] => To Kill a Mockingbird
    [3] => Enders Game
)

Author data

Array
(
    [0] => Dr.Seuss
    [1] => Khaled Hosseini
    [2] => Nelle Harper
    [3] => Scott Card
)

Published Date data

Array
(
    [0] => 1960
    [1] => 2003
    [2] => 1960
    [3] => 1985
)

Sort arrays by Date Published ======================

Title data

Array
(
    [0] => Green Eggs and Ham
    [1] => To Kill a Mockingbird
    [2] => Enders Game
    [3] => Kite Runner
)

Author data

Array
(
    [0] => Dr.Seuss
    [1] => Nelle Harper
    [2] => Scott Card
    [3] => Khaled Hosseini
)

Published Date data

Array
(
    [0] => 1960
    [1] => 1960
    [2] => 1985
    [3] => 2003
)

Author Count 4

Title Count 4

Date Count 4

CODE FOLLOWS


<?php

include('includes/header.php');



// code

error_reporting(E_ALL);    // set error reporting to all



echo('<h3>Arrays Revisited (array_multisort)</h3>');



echo('<p>Populate three arrays with book data</p>');



// populate arrays



$titles = array('Green Eggs and Ham','To Kill a Mockingbird','Kite Runner','Enders Game');

$authors = array('Dr.Seuss','Nelle Harper', 'Khaled Hosseini','Scott Card');

$published = array('1960','1960','2003','1985');





echo('<p>Show the original state of the arrays ======================</p>');



echo('<p>Title data</p>');



echo('<pre>');

print_r($titles);

echo('</pre>');



echo('<p>Author data</p>');



echo('<pre>');

print_r($authors);

echo('</pre>');



echo('<p>Published Date data</p>');



echo('<pre>');

print_r($published);

echo('</pre>');

echo('<br>');



echo('<p>Sort arrays by Title ======================</p>');

array_multisort($titles, $authors, $published);



echo('<p>Title data</p>');



echo('<pre>');

print_r($titles);

echo('</pre>');



echo('<p>Author data</p>');



echo('<pre>');

print_r($authors);

echo('</pre>');



echo('<p>Published Date data</p>');



echo('<pre>');

print_r($published);

echo('</pre>');

echo('<br>');



echo('<p>Sort arrays by Author ======================</p>');

array_multisort($authors, $titles, $published);



echo('<p>Title data</p>');



echo('<pre>');

print_r($titles);

echo('</pre>');



echo('<p>Author data</p>');



echo('<pre>');

print_r($authors);

echo('</pre>');



echo('<p>Published Date data</p>');



echo('<pre>');

print_r($published);

echo('</pre>');

echo('<br>');



echo('<p>Sort arrays by Date Published ======================</p>');

array_multisort($published, $titles, $authors);



echo('<p>Title data</p>');



echo('<pre>');

print_r($titles);

echo('</pre>');



echo('<p>Author data</p>');



echo('<pre>');

print_r($authors);

echo('</pre>');



echo('<p>Published Date data</p>');



echo('<pre>');

print_r($published);

echo('</pre>');

echo('<br>');



$a = count( $authors);

echo("Author Count $a");

echo('<br><br>');



$b = count( $titles);

echo("Title Count $b");

echo('<br><br>');



$c = count( $published);

echo("Date Count $c");

echo('<br><br>');





include('includes/footer.php');

?>

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