BitMaskSet |
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Description
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Performs a bitwise mask set operation.
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Returns
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A number, bitwise masked with length bits of mask beginning at start.
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Category
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Mathematical functions
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Function syntax |
BitMaskSet(number, mask, start, length)
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See also
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BitMaskClear, BitMaskRead
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Parameters
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Parameter |
Description |
number |
32-bit signed integer |
mask |
32-bit signed integer; mask |
start |
Integer, in the range 0-31, inclusive; start bit for mask |
length |
Integer, in the range 0-31, inclusive; length of mask |
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Usage
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Bit functions operate on 32-bit signed integers, in the range -2147483648 - 2147483647.
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Example<h3>BitMaskSet Example</h3>
<p>Returns number bitwise masked with length bits of mask beginning at start.
<p>BitMaskSet(255, 255, 4, 4):
<cfoutput>#BitMaskSet(255, 255, 4, 4)#</cfoutput>
<p>BitMaskSet(255, 0, 4, 4):
<cfoutput>#BitMaskSet(255, 0, 4, 4)#</cfoutput>
<p>BitMaskSet(0, 15, 4, 4):
<cfoutput>#BitMaskSet(0, 15, 4, 4)#</cfoutput>
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