PHP | imagecreatetruecolor() Function (original) (raw)

Last Updated : 11 Jul, 2025

The imagecreatetruecolor() function is an inbuilt function in PHP which is used to create a new true-color image. This function returns a blank image of the given size.Syntax:

resource imagecreatetruecolor( width,width, width,height )

Parameters: This function accepts two parameters as mentioned above and described below:

$width: This parameter is used to set the width of image.
$height: This parameter is used to set the height of image.

Return Value: This function returns an image resource identifier on success, or False on errors. Below programs illustrate the imagecreatetruecolor() function in PHP:Program 1:

php `

backgroundcolor=imagecolorallocate(background_color = imagecolorallocate(backgroundcolor=imagecolorallocate(image, 0, 153, 0); // Fill background with above selected color imagefill($image, 0, 0, $background_color); // Allocate a color for the polygon imagecolor=imagecolorallocate(image_color = imagecolorallocate(imagecolor=imagecolorallocate(image, 255, 255, 255); // Draw the polygon imagepolygon($image, values,3,values, 3, values,3,image_color); // Output the picture to the browser header('Content-type: image/png'); imagepng($image); ?>

output: Program 2:

php `

output:

300

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Reference: https://www.php.net/manual/en/function.imagecreatetruecolor.php