MACROMEDIA FLASH 8-ACTIONSCRIPT 2.0 LANGUAGE - Line Comment Delimiter Operator; Logical and Operator

172 ActionScript language elements
// line comment delimiter operator
// comment
Indicates the beginning of a script comment. Any characters that appear between the
comment delimiter (
//) and the end-of-line character are interpreted as a comment and
ignored by the ActionScript interpreter.
Availability: ActionScript 1.0; Flash Player 1.0
Operands
comment - Any characters.
Example
The following script uses comment delimiters to identify the first, third, fifth, and seventh
lines as comments:
// record the X position of the ball movie clip
var ballX:Number = ball_mc._x;
// record the Y position of the ball movie clip
var ballY:Number = ball_mc._y;
// record the X position of the bat movie clip
var batX:Number = bat_mc._x;
// record the Y position of the ball movie clip
var batY:Number = bat_mc._y;
See also
/*..*/ block comment delimiter operator
&& logical AND operator
expression1 && expression2
Performs a Boolean operation on the values of both expressions. If expression1 and
expression2 are both true, then true is returned; otherwise, false is returned.
Availability: ActionScript 1.0; Flash Player 4
Expression Evaluates
true&&true true
true&&false false
false&&false false
false&&true false