Syntax:bool imagecolordeallocate ($image, $color)
Parameters: this function takes two parameters as above and described below: - $image:is returned by one of the image creation functions such as imagecreatetruecolor(). Used to create the size of the image.
- $color:this parameter contains the color identifier.
Return value:this function returns True on success or False on error.The following programs illustrate the imagecolordeallocate() function in PHP:Program 1:
// Create the size of the image or blank image. $image_size = imagecreatetruecolor ( 500, 300);
// Set the background color of the image using // imagecolorallocate() function. $bg = imagecolorallocate ( $image_size , 0, 103, 0);
// Use the imagecolordeallocate() function for
// free the color $bg = imagecolordeallocate ( $image_size , $bg );
// Fill the background with the selected color above. imagefill ( $image_size , 0, 0, $bg );
// Output image to browser header ( "Content-type: image / png" ); imagepng ( $image_size );
// free memory imagedestroy ( $image_size );
?> Output: Program 2:
// Create the size of the image or blank image. $image_size = imagecreatetruecolor (500, 300);
// Set the background color of the image. $bg = imagecolorallocate ( $image_size , 0, 103, 0);
// Use the imagecolordeallocate() function for
// free the color $bg = imagecolordeallocate ( $image_size , $bg );
// Fill the background with the selected color above. imagefill ( $image_size , 0, 0, $bg );
// Set the image colors $white_color = imagecolorallocate ( $image_size , 255, 255, 255);
// Draw a circle imagearc ( $image_size , 200, 150, 200, 200, 0, 360, $white_color );
// Output image to browser header ( "Content-type: image / png" ); imagepng ( $image_size );
?> Output: Link: https://www.php.net/manual/en/function.imagecolordeallocate.php
