CFLib.org – Common Function Library Project

DecToBin(str)

Last updated November 6, 2001

author

Rob Brooks-Bilson

Version: 1 | Requires: CF5 | Library: MathLib

Description:
Converts from decimal (base10) to binary (base2). Provides a wrapper around the BIF FormatBaseN. Converts both positive and negative numbers.

Return Values:
Returns a string.

Example:

<CFSET x=1000>
<CFSET y=-1000>
<CFOUTPUT>
#x# represented in binary is: #DecToBin(x)#<BR>
#y# represented in binary is: #DecToBin(y)#<BR>
</CFOUTPUT>

Parameters:

Name Description Required
str Decimal number to convert to binary. Yes

Full UDF Source:

/**
 * Converts from decimal (base10) to binary (base2).
 * 
 * @param str 	 Decimal number to convert to binary. 
 * @return Returns a string. 
 * @author Rob Brooks-Bilson (rbils@amkor.com) 
 * @version 1.0, November 6, 2001 
 */
function DecToBin(str){
  return FormatBaseN(str, 2);
}
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