and(&&)

Syntax

X && Y

Arguments

X and Y is a scalar/pair/vector/matrix. If X or Y is a pair/vector/matrix, the other is a scalar or a pair/vector/matrix of the same size.

Details

Return the element-by-element logical X AND Y.

Examples

1 && 3;
// output
1

x=1 2 3;
x && 0;
// output
[0,0,0]

x=1 2 3;
y=0 1 0;
x && y;
// output
[0,1,0]

m1=1 1 1 0 0 0$2:3;
m1;
#0 #1 #2
1 1 0
1 0 0
m1 && 0;
#0 #1 #2
0 0 0
0 0 0
m2=1 0 1 0 1 0$2:3;
m2;
#0 #1 #2
1 1 1
0 0 0
and(m1, m2);
#0 #1 #2
1 1 0
0 0 0
t=table(1 2 2 3 as id, 4 5 6 5 as value);
t;
id value
1 4
2 5
2 6
3 5
// output
select id, value from t where id=2 and value=5;   // SQL query
id value
2 5