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and 81

+= (addition assignment)

Availability

Flash Lite 1.0.

Usage

expression1 += expression2

Operands

expression1, expression2 Numbers or strings.

Description

Operator (arithmetic compound assignment); assigns expression1 the value of

expression1 + expression2. For example, the following two statements have the

same result:

x += y;

x = x + y;

All the rules of the addition (+) operator apply to the addition assignment (+=) operator.

Example

The following example uses the addition assignment (+=) operator to increase the value of x

by the value of

x = 5;

y = 10;

x += y;

trace(x);// output: 15