| Contents > CFML Reference > ColdFusion Functions > BitMaskClear |
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Performs a bitwise mask clear operation.
A number, bitwise cleared, with length bits beginning at start.
BitMaskClear(number, start, length)
Parameter |
Description |
|---|---|
number |
32-bit signed integer |
start |
Integer, in the range 0-31, inclusive; start bit for mask |
length |
Integer, in the range 0-31, inclusive; length of mask |
Bit functions operate on 32-bit signed integers, in the range -2147483648 - 2147483647.
<h3>BitMaskClear Example</h3> <p>Returns number bitwise cleared with length bits beginning from start. <p>BitMaskClear(255, 4, 4): <cfoutput>#BitMaskClear(255, 4, 4)# </cfoutput> <p>BitMaskClear(255, 0, 4): <cfoutput>#BitMaskClear(255, 0, 4)# </cfoutput> <p>BitMaskClear(128, 0, 7): <cfoutput>#BitMaskClear(128, 0, 7)# </cfoutput>
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| Contents > CFML Reference > ColdFusion Functions > BitMaskClear |
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