<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <script type="text/javascript"> /*let arr=[1,2];
function sum([a,b])
{
return a+b;
}
let res=sum(arr);
console.log(res);*/ let obj={ name:"cyg", age:666 }; function say({name,age}) { console.log(name, age); } say(obj); </script> </body> </html>
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