File Update Using PHP Source Code
Submitted by razormist on Wednesday, February 19, 2020 - 10:11.
In this tutorial we will create a File Update using PHP. This code can create a text file with content dynamically when user submit the form inputs. The code use PHP POST to launch a specific method that update a text using these special php functions fwrite() to rewrite an existing file and lastly fclose() safely close the connection between the opened file. This is a user-friendly kind of program feel free to modify it.
We will be using PHP as a scripting language and interpreter that is used primarily on any webserver including xamp, wamp, etc. It is being use to any famous websites and it has a modern technology that can easily be use by the next generation.
edit_file.php
save_file.php
There you have it we successfully created File Update using PHP. I hope that this simple tutorial help you to what you are looking for. For more updates and tutorials just kindly visit this site. Enjoy Coding!
Getting Started:
First you have to download & install XAMPP or any local server that run PHP scripts. Here's the link for XAMPP server https://www.apachefriends.org/index.html. And, this is the link for the bootstrap that i used for the layout design https://getbootstrap.com/.Creating The Interface
This is where we will create a simple form for our application. To create the forms simply copy and write it into your text editor, then save it as index.php.- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8" name="viewport" content="width=device-width, initial-scale=1"/>
- <link rel="stylesheet" type="text/css" href="css/bootstrap.css"/>
- </head>
- <body>
- <nav class="navbar navbar-default">
- <div class="container-fluid">
- <a class="navbar-brand" href="https://sourcecodester.com">Sourcecodester</a>
- </div>
- </nav>
- <div class="col-md-3"></div>
- <div class="col-md-6 well">
- <h3 class="text-primary">File Update Using PHP Source Code</h3>
- <hr style="border-top:1px dotted #ccc;"/>
- <div>
- <div class="col-md-4">
- <form method="POST" action="add_file.php">
- <div class="form-group">
- <label>Filename:</label>
- <input type="text" name="name" class="form-control"/>
- </div>
- <center><button class="btn btn-primary">Create File</button></center>
- </form>
- </div>
- <div class="col-md-8">
- <table class="table table-bordered">
- <thead class="alert-info">
- <tr>
- <th>Name</th>
- <th>Action</th>
- </tr>
- </thead>
- <tbody>
- <?php
- $full_path = "files";
- if($file == "." || $file == "..")
- continue;
- ?>
- <tr>
- <td><?php echo $file?></td>
- <td colspan="2"><center><a class="btn btn-warning" href="edit_file.php?filename=<?php echo $file?>"><span class="glyphicon glyphicon-edit"></span> Edit</a></center></td>
- </tr>
- <?php
- }
- ?>
- </tbody>
- </table>
- </div>
- </div>
- </body>
- </html>
Creating the Main Function
This code contains the main function of the application. This code will update a text file when the button is clicked. To make this just copy and write these block of codes below inside the text editor, then save it as shown below. add_file.php- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8" name="viewport" content="width=device-width, initial-scale=1"/>
- <link rel="stylesheet" type="text/css" href="css/bootstrap.css"/>
- </head>
- <body>
- <nav class="navbar navbar-default">
- <div class="container-fluid">
- <a class="navbar-brand" href="https://sourcecodester.com">Sourcecodester</a>
- </div>
- </nav>
- <div class="col-md-3"></div>
- <div class="col-md-6 well">
- <h3 class="text-primary">File Update Using PHP Source Code</h3>
- <hr style="border-top:1px dotted #ccc;"/>
- <?php
- $path = "files";
- $filename = $_POST['name'].".txt";
- ?>
- <form method="POST" action="save_file.php">
- <label>Enter a Text</label>
- <textarea name="content" style="width:100%; height:100px; resize:none;"></textarea>
- <input type="hidden" name="filename" value="<?php echo $filename?>"/>
- <button type="submit" class="btn btn-primary">Save</button>
- </form>
- </div>
- </body>
- </html>
- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8" name="viewport" content="width=device-width, initial-scale=1"/>
- <link rel="stylesheet" type="text/css" href="css/bootstrap.css"/>
- </head>
- <body>
- <nav class="navbar navbar-default">
- <div class="container-fluid">
- <a class="navbar-brand" href="https://sourcecodester.com">Sourcecodester</a>
- </div>
- </nav>
- <div class="col-md-3"></div>
- <div class="col-md-6 well">
- <h3 class="text-primary">File Update Using PHP Source Code</h3>
- <hr style="border-top:1px dotted #ccc;"/>
- <?php
- $file_name = $_GET['filename'];
- $path = "files";
- ?>
- <form method="POST" action="save_file.php">
- <label>Enter a Text</label>
- <textarea name="content" style="width:100%; height:100px; resize:none;"><?php echo $content ?></textarea>
- <input type="hidden" name="filename" value="<?php echo $file_name?>"/>
- <button type="submit" class="btn btn-warning">Update</button>
- </form>
- </div>
- </body>
- </html>
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