PHP | imagecreate() Function (original) (raw)

Last Updated : 11 Jul, 2025

The imagecreate() function is an inbuilt function in PHP which is used to create a new image. This function returns the blank image of given size. In general imagecreatetruecolor() function is used instead of imagecreate() function because imagecreatetruecolor() function creates high quality images.Syntax:

imagecreate( width,width, width,height )

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

$width: It is mandatory parameter which is used to specify the image width.
$height: It is mandatory parameter which is used to specify the image height.

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

php `

backgroundcolor=imagecolorallocate(background_color = imagecolorallocate(backgroundcolor=imagecolorallocate(image, 0, 153, 0); // Set the text color of image textcolor=imagecolorallocate(text_color = imagecolorallocate(textcolor=imagecolorallocate(image, 255, 255, 255); // Function to create image which contains string. imagestring($image, 5, 180, 100, "GeeksforGeeks", $text_color); imagestring($image, 3, 160, 120, "A computer science portal", $text_color); header("Content-Type: image/png"); imagepng($image); imagedestroy($image); ?>

Output: create image function Program 2:

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,4,values, 4, values,4,image_color); // Output the picture to the browser header('Content-type: image/png'); imagepng($image); ?>

Output: create image function Related Articles:

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