标签：cti doc mail unset charset lob javascrip fun turn
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>mailto</title>
</head>
<body>
<script type="text/javascript">
var a=15; var b=20;
function sum(a,b){
var lidepeng=a+b;
return lidepeng;
}
document.write(sum(a,b));
</script>
</body>
</html>
/*$GLOBAL[‘变量‘]
<?php
$var1 = 1;
function test1(){
unset($GLOBALS[‘var1‘]);
}
test1();
echo $var1 . "<br />";
$var2 = 1;
function test2(){
global $var2;
unset($var2);
}
test2();
echo $var2;
?>
说明global 一下。
*/
两个变量 一个在外部，调用内部方法的变量
<?php
global $name;
$name = "why";
function changeName(){
$name = "what";
}changeName();
echo "my name is " . $name . "<br/>";
?>gloabal 一下
标签：cti doc mail unset charset lob javascrip fun turn
原文地址：https://www.cnblogs.com/lidepeng/p/9310272.html
