Index

Symbols

-- (Decrement operator) 37

! (Not) operator 39

!= inequality operator 40

!== nonidentity operator 40

% (Modulus operator) 37

& & (And) operator 39

(%=) modulo assignment operator 37

(.) dot operator

introduction to OOP 193

ways of using 201

(|) alternation regular expression 328

(+) addition operator 25

(+) additive operator

mistaken for string concatenation operator 109

(+) string concatenation operator 24

mistaken for plus operator 109

(++) increment operator

adds 1 to its operand 96

(+=) incremental assignment operator 120

(= =) comparison operator

if statement 125

(=) assignment operator

compared to comparison operator (==) 63

(==) comparison operator

compared to assignment operator (=) 63

/* and */ comment 35

// comment 35

\" double quote escape sequence 27

\' single quote escape sequence 27

\( regular expression 323

\) regular expression 323

\* regular expression 323

\. regular expression 323

\/ slash regular expression 323

\? regular expression 323

\[ regular expression 323

\\\ backslash (\\) escape sequence 27

\\\ for slash regular expression 323

\] regular expression 323

\{ regular expression 323

\| regular expression 323

\} regular expression 323

\+ regular expression 323

\b backspace escape sequence 27

\b backspace regular expression 323

\f form feed escape sequence 27

\f form feed regular expression 323

\h hexadecimal escape sequence 27

\n new line escape sequence 27

\n new line regular expression 323

\r carriage return escape sequence 27

\r carriage return regular expression 323

\t tab escape sequence 27

\t tab regular expression 323

\u Unicode escape sequence 27

\xnn character specified by hexidecimal number xnn regular expression 323

\xxx character specified by octal number xxx regular expression 323

|| (Or) operator 39

++ (Increment operator) 37

< less than operator 40

<= less than or equal operator 40

== equality operator 40

=== identity operator 40

> greater than operator 40

>= greater than or equal operator 40