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-= (Minus assign) (Operator/assignment)

Subtracts the right value from the left modifying the left.

Availability:

ECMAScript edition - 2
JavaScript - 1.0
JScript - 1.0
Internet Explorer - 3.02
Netscape - 2.0
Netscape Enterprise Server- 2.0
Opera - 3.0

See also:Additive operator, Assignment operator, LValue, Subtract (-)

Refer to:

Subtract then assign (-=)

Cross-references:

ECMA 262 edition 2 - section - 11.13

ECMA 262 edition 3 - section - 11.13

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-- (Pre decrement)Up. (Decimal point)

JavaScript Programmer's Reference, Cliff Wootton
Wrox Press (www.wrox.com)

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