PHP code example of biffbangpow / silverstripe-imagesize-validator

1. Go to this page and download the library: Download biffbangpow/silverstripe-imagesize-validator 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/ */

biffbangpow / silverstripe-imagesize-validator example snippets


    public function getCMSFields()
    {
        $fields = parent::getCMSFields();

        $fields->addFieldsToTab('Root.Main', [
            UploadField::create('Image')->setValidator(PixelSizeValidator::create()),
        ]);

        return $fields;
    }