How it will be 44 i don't understand?

Question

var a=10;
var k;
k=(a++)+(a++)+(a--)+(a--);
document.write(k);

Answer 1

a++ now a =11
+
a++ now a = 12
+
a-- now a = 11
+
a-- now a = 10
K = 11 + 12 + 11 + 10

Answer 2

(11)+(12)+(11)+(10) = 44
You need to understand the concept of postfix and prefix✅

Answer 3

Easy way to understand it

var a=10;
var k;
k=(a++)+(a++)+(a--)+(a--);
document.write(k);

a = 10

(a++) = same value 10
(a++)=but a = 11
(a--)= and now it will = 12
(a--)= minus one now its = 11

10+11+12+11=44
k = 44
😍