Detailed explanation of the implementation code for generating QR code (google api) online with PHP_PHP tutorial

Generate QR codes online through Google’s API for generating QR codes online.
The code is as follows:

Copy code The code is as follows:

$content=$_GET[' content'];
$width=$_GET['width']?$_GET['width']:300;
$height=$_GET['height']?$_GET['height']: 300;
if($content){
echo "The text you entered is: $content
";
echo "The width you selected Is: $width
";
echo "The height you selected is: $height
" ;
echo "The generated QR code image is:
";
$wen = urlencode(mb_convert_encoding($content, 'utf-8', 'gb2312'))."";
echo "< ;br />
Image address:https://chart.googleapis.com/chart?cht=qr&chld=H&chs={$width}x{$height}&chl={$wen}

Copy and send to your friends. Return to the previous page";
}else{
?>

QR code generation tool

width:
100
200
300
400
500

height:
100

300
400
500

Enter the URL or text:

< div>

http://www.bkjia.com/PHPjc/327369.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/327369.htmlTechArticleGenerate QR code online through Google’s online QR code generation API. The code is as follows: Copy the code The code is as follows: !DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www...

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