PHP code example of pixelcrab / png-chunks

1. Go to this page and download the library: Download pixelcrab/png-chunks library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

pixelcrab / png-chunks example snippets



// Use namespace
use PHPPNG\PNGChunks\PNGChunks;

// Initialize class. Param is a valid PNG file.
$png = new PngChunk(__DIR__ . '/image.png');

// Fetch all tEXt chunks
$chunks = $png->getChunks('tEXt');

// Remove all tEXt chunks
$png->removeChunks('tEXt');

// Add new tEXt chunk
$png->addChunk('tEXt', 'custom', 'my value');

// Some methods are chainable
$png
  ->removeChunks('tEXt')
  ->addChunk('tEXt', 'custom', 'my value');