A ColdFusion Function that Renders a File Size in an easily readable format (uses 1024)

renderFileSize.cfm

<cffunction name="renderFileSize" access="public" output="false" hint="Returns file size in either b, kb, mb, gb, or tb">
	<cfargument name="size" type="numeric" required="true" hint="File size to be rendered" />
	<cfargument name="type" type="string" required="true" default="bytes" />
	
	<cfscript>
		local.newsize = ARGUMENTS.size;
		local.filetype = ARGUMENTS.type;
		do{
			local.newsize = (local.newsize / 1024);
			if(local.filetype IS 'bytes')local.filetype = 'KB';
			else if(local.filetype IS 'KB')local.filetype = 'MB';
			else if(local.filetype IS 'MB')local.filetype = 'GB';
			else if(local.filetype IS 'GB')local.filetype = 'TB';
		}while((local.newsize GT 1024) AND (local.filetype IS NOT 'TB'));
		local.filesize = REMatchNoCase('[(0-9)]{0,}(\.[(0-9)]{0,2})',local.newsize);
		if(arrayLen(local.filesize))return local.filesize[1] & ' ' & local.filetype;
		else return local.newsize & ' ' & local.filetype;
		return local;
	</cfscript>
</cffunction>

Perfect. Thanks Dave!