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<<= -- augmented assignment for <<

Synopsis

Description

In most cases, x <<= y is equivalent to x = x << y, unless a method is installed for the class of x.

See also

Ways to use symbol <<= :

For the programmer

The object <<= is a keyword.

This operator may be used as a binary operator in an expression like x<<=y. The user may install a method for handling such expressions with code such as

         X <<= (x,y) -> ...

where X is the class of x.