PHP online generation of two-dimensional code (Google API) Implementation code detailed _php example

Source: Internet
Author: User
Tags php online
Generate two-dimensional code online using the API of Google online generation of two-dimensional code.
The code is as follows:
Copy Code code as follows:

<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
<meta http-equiv= "Content-type" content= "text/html; Charset=utf-8 "/>
<title> two dimensional code generation-www.jb51.net</title>
<script language=javascript>
Function post () {
if (document.getElementById (' content '). value== ') {alert (' contents cannot be empty! '); document.getElementById (' content '). focus (), return false;
if (Ckregdatapost () ==false) {return false;}
}
</SCRIPT>
<body>
<style>
Body{text-align:center;background: #f5f5f5; Line-height:22px;font-size:14px;color: #888;}
. Newcrop{margin:10;}
. er{width:700px;margin:0px auto;border:1px Solid Gray}
Span{background: #645; color: #fff}
Body form {text-align:center;padding:3px 6px 3px 6px;}
Input.txt{color: #00008B; Background-color: #ADD8E6; border:1px inset #00008B; width:200px;
input.btn {color: #00008B; Background-color: #ADD8E6; border:1px outset #00008B;p adding:2px 4px 2px 4px;
Input.smallinput{border:1 solid black; font-size:9pt; Font-style:normal; Font-variant:normal; Font-weight:normal; height:18px; Line-height:normal}
</style>
<body class= "Newcrop" ><div class= "ER" >
<?php
$content =$_get[' content '];
$width =$_get[' width ']?$_get[' width ']:300;
$height =$_get[' height ']?$_get[' height ']:300;
if ($content) {
echo "You enter the text is: <span> $content </span><br/>";
echo "The width you choose is: <span> $width </span><br/>";
echo "The height you choose is: <span> $height </span><br/>";
echo "Generated two-dimensional code image is: <br/>";
$wen = UrlEncode (mb_convert_encoding ($content, ' utf-8 ', ' gb2312 ')). "";
echo "<br/>
Photo Address: <a href= ' https://chart.googleapis.com/chart?cht=qr&chld=h&chs={$width}x{$height}&chl={$wen} ' target= ' _blank ' >https://chart.googleapis.com/chart?cht=qr&chld=h&chs={$width}x{$height}&chl={$ Wen}</a><br/>
Copy to your friends. <a href= ' Javascript:history.go (-1); ' > Return to previous page </a> ";
}else{
?>
<form action= "" method= "Get" onsubmit= "return post ();" >
Two-dimensional code generation tool <p>width:<select name= "width" >
<option value= ">100</option>"
<option value= ">200</option>"
<option value= "Selected>300</option>"
<option value= ">400</option>"
<option value= ">500</option>"
</select>
Height: <select name= "Height" >
<option value= ">100</option>"
<option value= ">200</option>"
<option value= "Selected>300</option>"
<option value= ">400</option>"
<option value= ">500</option>"
</select></p>
Enter URL or text: <br/>
<textarea rows= "5" cols= "name=" content "id=" content "></textarea>
<br/><br/>
<input type= "Submit" value= "Generate Picture"/> <input type= "reset" value= "re-fill" >
<br/>
</form><? }?>
<div></body>

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