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Arrays

Populate (fill) an index array with numbers

Array ( [0] => 1 [1] => 2 [2] => 3 [3] => 4 [4] => 5 [5] => 6 [6] => 7 [7] => 8 [8] => 9 [9] => tedd [10] => 1 [11] => 1.5 ) 
Array
(
    [0] => 1
    [1] => 2
    [2] => 3
    [3] => 4
    [4] => 5
    [5] => 6
    [6] => 7
    [7] => 8
    [8] => 9
    [9] => tedd
    [10] => 1
    [11] => 1.5
)

Populate an index array with days of the week 

Array
(
    [0] => Sun
    [1] => Mon
    [2] => Tue
    [3] => Wen
    [4] => Thu
    [5] => Fri
    [6] => Sat
)

Populate an associative array with book data

Array
(
    [title] => The Grapes of Wrath
    [author] => John Steinbeck
    [published] => 1939
)

Populate a multidimensional associative array with book data

Array
(
    [0] => Array
        (
            [title] => The Grapes of Wrath
            [author] => John Steinbeck
            [published] => 1939
        )

    [1] => Array
        (
            [title] => The Trial
            [author] => Frances Kafka
            [published] => 1925
        )

    [2] => Array
        (
            [title] => The Hobit
            [author] => J. R. Tolkien
            [published] => 1937
        )

    [3] => Array
        (
            [title] =>  Tale of Two Cities
            [author] => Charles Dickens
            [published] => 1859
        )

)

Code follows

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title>Austin String Example</title>
    <link rel="stylesheet" href="../css/styles.css">
</head>
<body>

<div class="page">

    <p class="nav"><a href="../../index.php">Home</a></p>


    <?php
    // code
    error_reporting(E_ALL);    // set error reporting to all

    echo('<h1>Arrays</h1>');

    echo('<p>Populate (fill) an index array with numbers </p>');

    // populate array

    $myarray = array();

    for ($i = 1; $i < 10; $i++)
    {
        $myarray[] = $i;
    }

    $myarray[] = "tedd";
    $myarray[] = 1;
    $myarray[] = 1.5;

    // show contents of array

    print_r($myarray);

    echo('<pre>');
    print_r($myarray);
    echo('</pre>');


    echo('<p>Populate an index array with days of the week </p>');

    // populate array

    $myarray = array("Sun", "Mon", "Tue","Wen", "Thu", "Fri", "Sat");

    // show contents of array

    echo('<pre>');
    print_r($myarray);
    echo('</pre>');

    echo('<p>Populate an associative array with book data</p>');

    // populate array

    $myarray = array
    (
        'title' => "The Grapes of Wrath",
        'author' => "John Steinbeck",
        'published' => "1939",
    );

    // show contents of array

    echo('<pre>');
    print_r($myarray);
    echo('</pre>');


    echo('<p>Populate a multidimensional associative array with book data</p>');

    // populate array

    $myarray = array
    (
        array
        (
            'title' => "The Grapes of Wrath",
            'author' => "John Steinbeck",
            'published' => "1939",
        ),
        array
        (
            'title' => "The Trial",
            'author' => "Frances Kafka",
            'published' => "1925",
        ),
        array
        (
            'title' => "The Hobit",
            'author' => "J. R. Tolkien",
            'published' => "1937",
        ),
        array
        (
            'title' => " Tale of Two Cities",
            'author' => "Charles Dickens",
            'published' => "1859",
        ),
    );

    // show contents of array

    echo('<pre>');
    print_r($myarray);
    echo('</pre>');

    ?>

    <hr>

    <h2>Code follows</h2>

    <div class="code"><?php highlight_file(__FILE__); ?></div>

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</div>

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