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Minus then assign (-=) (Operator/assignment)

Subtract the right value from the left, modifying the left value.

Availability:

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

See also:Add then assign (+=), Additive operator, Assignment operator, Decrement value (--), LValue

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

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