What does Java's || or && mean? (expresses or) (expresses and)

1. When || a||b is short-circuited or ab is all false, the calculation result is false, otherwise it is true. 2<1||3>4 false
The specific explanation is: || means or, as long as one is true, the result is true, and the result is false if two are false
2.&& a&&b short circuit and ab are all true, calculate The result is true, otherwise false. 2>1&&3<4 true
The specific explanation is: && means and, as long as one is false, the result is false, and two are true, the result is true. For details,
please refer to the following picture usage