Javascript conditional statement with a single pipe “|”

Question

Just wondering if anyone has come across this before.

I found in a project (that was handed over from another developer) a conditional statement that looked somethin

Answer 1

| is a bitwise OR, which in some very limited cases can substitute the ||.

An important difference is that with | both operands are evaluated, unlike with the || which evaluates the second operand only if the first is false.

Source: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Bitwise_Operators