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                http://www.hmoore.net/a173512/php_note/1690618 ## **PHP函數生成二維碼** ``` <?php //創建一個新圖形 $image = imagecreatetruecolor(400,100); //分配顏色 $bgColor = imagecolorallocate($image,250,250,250); $black = imagecolorallocate($image,0,0,0); //填充背景 imagefill($image,0,0,$bgColor); //指定imagettftext()函數使用的字體 $font = "simhei.ttf"; //字義要輸出的中文字符串 $string = "這是PNG圖形asdasdasdasdasdasdas"; //對中文字符進行編碼 // $string = iconv("GB2312","UTF-8",$string); // //使用imagettftext()函數輸出文字 imagettftext($image,20,0,30,30,$black,$font,$string); //把PNG圖形保存為文件(注意這里的區別)** imagepng($image,"pngfile.png"); //把PNG圖形輸出到瀏覽器(注意這里的區別)** header("Content-type: image/png"); imagepng($image); //釋放資源 imagedestroy($image); ?> ``` 訪問http://localhost/img.php 效果: ![](https://img.kancloud.cn/16/6f/166fa8a3eca6250b26efff51bd167b10_478x149.png) [二維碼phpqrcode · PHP筆記 · 看云 (kancloud.cn)](http://www.hmoore.net/book/a173512/php_note/preview/%E4%BA%8C%E7%BB%B4%E7%A0%81phpqrcode.md)
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