BitMaskSet |
Description
Performs a bitwise mask set operation.
Returns
A number, bitwise masked with length bits of mask beginning at start.
Category
Mathematical functions
Function syntax

    BitMaskSet(number, mask, start, length)

See also
BitMaskClear, BitMaskRead
Parameters

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

Usage
Bit functions operate on 32-bit signed integers, in the range -2147483648 - 2147483647.

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>

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