LispWorks User Guide and Reference Manual > 40 The SYSTEM Package

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int32-logbitp

Function
Summary

The logbitp operator for int32 objects.

Package

system

Signature

int32-logbitp index x => result

Arguments

index

An int32 object or an integer of type (signed-byte 32) .

x

An int32 object or an integer of type (signed-byte 32) .

Values

result

An boolean.

Description

The function int32-logbitp is the test for int32 objects which returns t if if the bit at index index in x is 1, and nil if it is 0.

See the section Fast 32-bit arithmetic for more information about the INT32 API.

See also

int32


LispWorks User Guide and Reference Manual - 22 Dec 2009

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