August 2000
Intermediate to advanced
800 pages
13h 15m
English
Content preview from Core PHP Programming: Using PHP to Build Dynamic Web Sites
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Appendix C. OPERATORS
| Operator | Operation It Performs | ||
|---|---|---|---|
| + | Addition | ||
| − | Subtraction | ||
| * | Multiplication | ||
| / | Division | ||
| % | Modulo Division | ||
| ++ | Increment | ||
| — | Decrement | ||
| < | Is Less Than | ||
| > | Is Greater Than | ||
| <= | Is Less Than or Equal To | ||
| >= | Is Greater Than or Equal To | ||
| == | Is Equal To | ||
| != | Is Not Equal To | ||
| AND && | And | ||
| ORl || | Or | ||
| XOR | Exclusive Or | ||
| ! | Not | ||
| & | And | ||
| | | Or | ||
| ^ | Exclusive Or | ||
| ~ | One's Complement or NOT | >> | Shift all bits to the right |
| ≪ | Shift all bits to the left | ||
| . | Concatenate | ||
| $ | Reference a Variable | ||
| & | Reference Variable Storage | ||
| -> | Reference a Class Method or Property | ||
| => | Set argument default or assign array element index | ||
| @ | Suppress Function Errors | ||
| ? | Tertiary Conditional Expression | ||
| = | Assign right side to left side | ||
| += | Add right side to left side | ||
| -= | Subtract right side from left side | ||
| *= | Multiply left side by right side | ||
| /= | Divide left side by right side ... |
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