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usestrict.html
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/
usestrict.html
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<html>
<h1> backward compatibility</h1>
<script>
//"use strict";
//alert("some code");
//let message='hello!';
//alert(message);
//let user="koushik",age=28,message='hello'
//alert(user)
/*let user;
user="sanu";
user='arnok';
alert(user);*/
/*let hello="koushik"
let message
message=hello
alert(hello)*/
//alert(message)
/*let $=1;
let _=2;
let username;
let test1234;
alert($+_)
*/ //let apple="india"
//let Apple="dubai"
//alert(apple);
//"use strict"
/*num=7
alert(num)*/
// const myBirthday="19.08.1990"
//myBirthday="19.08.1992"
//alert(myBirthday)
/*const COLOR_RED="#foo";
const COLOR_GREEN="#0FO";
const COLOR_BLUE="#00f";
alert(COLOR_GREEN);*/
/*const birthday="19.08.1992";
const AGE=(birthday);
alert(AGE)*/
let message="1234"
let message="hello"
alert(message)
</script>
</html>