What is the basic operation process of php gd library

php Basic operation process of gd library:

Create canvas

imagecreatetruecolor(width, height) method is enough, Need to give width and height;

Create color

imagecolorallocate(image, red, green, blue) method

Related recommendations: "PHP Introduction Tutorial"

Start drawing

imagechar(image, font, x, y, c, color)

Output or save images

Tell the browser to output header('content-type:image/jpeg'); output image imagejpeg($image) in the format of an image ;

##Destroy resources

imagedestroy()

##

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