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How to check if certain bit is set

Posted on 1999-01-14
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Last Modified: 2010-04-02
How do I check if bit 24 of a 32-bit value(LPARAM)is set?
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Question by:mpatter
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jkr earned 100 total points
ID: 1182212
AS LPARAM is identical to a LONG, try

LONG lParam = somewhat;

if ( 0x1000000 & lParam)
{
 // bit is set
}
else
{
 // bit isn't set
}

0x1000000 is the hex representation of the bit you want to check for.
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