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Kaylyn's String Replacement Demo

This example shows how to find tokens in a text file and replace the tokens with php variables.

Before

 Thank you for purchasing your tickets!
Please print this out and save as a record.

Concert Title: [TITLE]

Cost: $ [COST]

Concert Dates: [DATES]

Please contact the ticket office if you have any questions.

Thanks:
Kaylyn

After

 Thank you for purchasing your tickets!
Please print this out and save as a record.

Concert Title: Music You Used to Listen to on Repeat: The Concert

Cost: $ 150.45

Concert Dates: Feb 10, 2025

Please contact the ticket office if you have any questions.

Thanks:
Kaylyn

CODE FOLLOWS


<?php

include('includes/header.php');



error_reporting(E_ALL);



?>



<h1>Kaylyn's String Replacement Demo</h1>



<p>

    This example shows how to find tokens in a text file and replace the tokens with

    php variables.

</p>



<?php

echo("<p> Before </p>");



$text = '';

$fcontents = file('purchase_confirm.txt');  // get the file







$text = '';



// $fcontents is an array so append the contents of the array.

// certainly, I could use implode



foreach ($fcontents as $value)

{

    $text .= $value; // append contents to $text

}



echo("<pre class='wide'> $text </pre>");



// now replace the original [text] with the stuff we want below



$fcontents = file('purchase_confirm.txt');  // load the original text



$title = "Music You Used to Listen to on Repeat: The Concert";

$cost = 150.45;

$dateinfo = "Feb 10, 2025";

$text = '';



echo("<br><p>After </p>");



$text = '';

foreach ($fcontents as $value)

{

    $value = str_replace("[TITLE]", $title, $value);

    $value = str_replace("[COST]", $cost, $value);

    $value = str_replace("[DATES]", $dateinfo, $value);

    $text .= $value; // append above to $text

}



echo("<pre class='wide'> $text </pre>");



include('includes/footer.php');

?>

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