SamsTeachYourself PHP, MySQL & JavaScript: All in One, 6th Edition

Index

Symbols

+= (addition assignment) operator, 178, 184

&& (and) operator, 301, 313

= (assignment) operator, 308–309

[ ] (brackets), 318, 395

: (colon), 475

<!-- --> comment syntax, 572

// comment syntax, 119–120, 133–134, 572

/* */ comment syntax, 119–120, 133–134, 572

. (concatenation) operator, 309–310

.= (concatenation) operator, 419

+ (concatenation) operator, 183–184

" (double quotation marks), 240

= (equality) operator, 176, 448

== (equivalence) operator, 312

> (greater than) operator, 313, 448

>= (greater than or equal to) operator, 313, 448

=== (identical) operator, 312

!= (inequality) operator, 312, 448

< (less than) operator, 313, 448

<= (less than or equal to) operator, 313, 448

!== (nonequivalence) operator, 313

! (not) operator, ...