-
Notifications
You must be signed in to change notification settings - Fork 1
Expand file tree
/
Copy pathBoolean.html
More file actions
37 lines (30 loc) · 1011 Bytes
/
Boolean.html
File metadata and controls
37 lines (30 loc) · 1011 Bytes
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Learn Boolean</title>
</head>
<body>
<script>
document.writeln(true);
document.writeln(false);
// Operator non Boolean
console.info("Hello" || ""); //Hello
console.info("" || []); //[]
console.info("0" || "Nol"); //0
console.info(0 || "Nol"); //Nol
console.info(null || "Null"); //"Null"
console.info(undefined || "Undefined"); //"Undefined"
console.info(0 || false); //false
console.info("Hello" && ""); //""
console.info("" && []); //""
console.info("0" && "Nol"); //"Nol"
console.info(0 && "Nol"); //0
console.info(null && "Null"); //null
console.info(undefined && "Undefined"); //undefined
console.info(0 && false); //0
</script>
</body>
</html>