BitMaskRead()

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Performs a bitwise mask read operation.

Returns an integer, created from length bits of number, beginning at start.

BitMaskRead( number=number, start=number, length=number );

Returns: Number

Argument Description
number
number, required 		edit

an integer to mask
start
number, required 		edit

Integer, in the range 0-31, inclusive; start bit for read
length
number, required 		edit

Integer, in the range 0-31, inclusive; length of mask

Examples

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The following code example will output an example numbers returned from the bitMaskRead() function.

    writeOutput(bitMaskRead(255, 5, 5))
    writeOutput("<br>")
    writeOutput(bitMaskRead(255, 0, 4))

See also