| This article shares an example of PHP drawing to learn how to operate graphics technology in PHP, including drawing various graphics, writing text, copying canvas and other operations. Friends in need can refer to it. 1. Picture format: Common image formats include: gif, jpg/jpeg, png, etc. Difference: 1) GIF images have a high compression rate, but can only display 256 colors, which may cause color loss, and animations can be displayed. 2). jpg/jpeg images have a high compression rate (lossy compression) and can be displayed with smaller files. 3), png This format combines the advantages of gif and jpg, but the disadvantage is that it cannot display animation. 2. PHP drawing example
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