What is a ||

Question

||

Answer 1

As an example for Luca's explanation, consider the following snippet

bool b1 = true;
bool b2 = false;
bool b3 = false;
bool b4 = true;

bool x = b1 || b2; // true || false = true
bool y = b2 || b3; // false || false = false
bool z = b1 || b4; // true || true = true
bool w = b2 || b3 || b4; // false || false || true = true

Answer 2

"or"

Answer 3

pipeline

Answer 4

hi,
For the built-in logical OR operator, the result is true if either the first or the second operand (or both) is true. This operator is short-circuiting: if the first operand is true, the second operand is not evaluated.

Answer 5

it is Boolean operator for 'or'

Answer 6

In SQL (except MySQL) it's string concatenation.