java is divided into the following operator:
| Arithmetic operators | +、-、*、/、++、--、% |
| Relational Operators | <、<=、>、>=、==、!= |
| Boolean operators | &&、||、&、|、! |
| Bitwise Operators | &、|、~、^、>>、>>>、<< &: Bitwise AND (AND) [Barbara true, true and false is false, (ie a fake false)] |: Bitwise OR (OR) [false false false, the rest is true (that is, a really true)] ^: Bitwise exclusive [same as false, except for the true] ~: Bitwise not (NOT) the [true or false, false is true] >>: right >>>: right, left vacated bits padded with 0s <<: Left |
| Class assignment operator | =、+=、-=、*=、/=、%= |
| String concatenation operator | + |
| Conditional operator | ? |
| Other operators | instanceof、new |