Example
<h3>BitMaskClear Example</h3>
<p>Returns number bitwise cleared with length bits beginning from start.</p>
<p>BitMaskClear(255, 4, 4): <cfoutput>#BitMaskClear(255, 4, 4)#</cfoutput></p>
<p>BitMaskClear(255, 0, 4): <cfoutput>#BitMaskClear(255, 0, 4)#</cfoutput></p>
<p>BitMaskClear(128, 0, 7): <cfoutput>#BitMaskClear(128, 0, 7)#</cfoutput></p>