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gd – create white image with php

Posted by: admin July 12, 2020 Leave a comment

Questions:

I trying create empty white image with php, this s my code

$bg = imagecreatetruecolor(120, 20);

imagejpeg($bg,"test/myimg.jpg",100);

but this created black image and I want create white, please tell how to set image for example white color?

How to&Answers:
<?php
$img = imagecreatetruecolor(120, 20);
$bg = imagecolorallocate ( $img, 255, 255, 255 );
imagefilledrectangle($img,0,0,120,20,$bg);
imagejpeg($img,"myimg.jpg",100);
?>