How to write short if condition ?

Question

i want to know how to write short if condition ?

Answer 1

x == 3 && function() -- function will be called only if x == 3, also you have ternary operator:
var y = ( x == 3 ? "yes" : "no");

Answer 2

he means ternary operator

condition?true_then_option:false_then_option;
like
x==1?cout<<'a':cout<<'b'
in dis if x will b equal to 1 then 'a' will b printed else 'b' will b printed

Answer 3

Here its very short

If(//some condition){
//do something
}

Answer 4

thanks @Aleksandar