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FUNCTION convertsz(sz)

'PARAMETERS sz

'PRIVATE xs,sz1,sz2,sz3

IF sz > 1000000000 then '超过处理范围提示
        
           convertsz="Number is too big" '数字大于10亿，超过处理范围！
        exit FUNCTION
        END IF

sz=INT(sz*100+0.5)/100   ' 小数超过两位四舍五入

xs=((sz-int(sz))*100) MOD 100   ' 取小数点后两位有效数字

IF xs>0 then

'cha=" AND"&conv3(xs)&" CENTS"   ' 转换小数
     cha=" AND "&xs&" CENTS"

ELSE

cha=""

END IF

sz1=INT((sz MOD 1000))       ' sz1为百、十、个3位数字

sz=INT(sz/1000)             ' sz为千位以上数字（含千位）

cha=conv3(sz1)&cha          ' 转换（sz1）

IF sz>0 then
        
            sz2=(sz MOD 1000)        ' sz2为十万、万、千3位数字
         
            sz=INT(sz/1000)         ' sz为百万位以上数字（含百万位）
        
                    IF sz2=0 then
                        
                                IF sz1=0  then         ' （sz2）如果为'0'，判断在百位之前是否加'AND'
                        
                                    cha=cha
                        
                                ELSE
                        
                                    cha=" AND"&cha
                        
                                END IF
                
                    ELSE
                
                               cha=conv3(sz2)&" THOUSAND"&cha   ' 如果不为'0'转换（sz2）
                
                    END IF
        
                    IF sz>0 then
                
                        sz3=(sz MOD 1000)                                ' sz3为亿、千万、百万3位数字
                
                        cha=conv3(sz3)&" MILLION"&cha                   ' 转换（sz3）
                
                    END IF
        
        END IF

'cha="DOLLAR"&cha                    ' 在转换的结果之前加'DOLLAR'

'RETURN cha
convertsz=cha

end FUNCTION

FUNCTION conv3(je)

'PARAMETERS je

'PRIVATE jews,je1,je2,je3,tmp

IF je<=0 then

convertsz=""
    exit FUNCTION

END IF

je1=(je MOD 10)

je=INT(je/10)

IF je=0 then                 ' 判断数字位数（1-3）并把3位数字分别存放在je1、je2、je3中
            
                jews=1
            
            ELSE
            
                je2=(je MOD 10)
            
                je=INT(je/10)
            
                            IF je=0 then
                        
                                jews=2
                        
                            ELSE
                        
                                je3=(je MOD 10)
                        
                                jews=3
                        
                            END IF
            
            END IF

IF jews=1 then

tmp=conv1(je1)   '如果位数为1，直接转换
    
    conv3=tmp
    
    'exit FUNCTION
    'RETURN tmp

ELSE

IF je1+10*je2<20 then      ' 转换20以下数字

tmp=conv1(je1+10*je2)

ELSE                       ' 转换20-99数字

IF je1=0 then

tmp=conv2(je2)

ELSE

'tmp=conv2(je2)&" -"&conv1(je1)
            tmp=conv2(je2)&conv1(je1)

END IF

END IF

IF jews=3 then     '转换百位数字

IF je1+10*je2=0 then

tmp=conv1(je3)&" HUNDRED"

ELSE

IF je1+10*je2<20 then

tmp=conv1(je3)&" HUNDRED  AND"&tmp

ELSE

tmp=conv1(je3)&" HUNDRED"&tmp

END IF

END IF

END IF

conv3=tmp

END IF

end FUNCTION

FUNCTION conv2(SUM)

'PARAMETERS SUM
aaa=""
select CASE SUM

CASE 2

aaa=" TWENTY"

CASE 3

aaa=" THIRTY"

CASE 4

aaa=" FORTY"

CASE 5

aaa=" FIFTY"

CASE 6

aaa=" SIXTY"

CASE 7

aaa=" SEVENTY"

CASE 8

aaa=" EIGHTY"

CASE 9

aaa=" NINETY"

END select

conv2=aaa

end FUNCTION

FUNCTION conv1(SUM)

'PARAMETERS SUM
aaa=""
select CASE SUM

CASE 1

aaa=" ONE"

CASE 2

aaa=" TWO"

CASE 3

aaa=" THREE"

CASE 4

aaa=" FOUR"

CASE 5

aaa=" FIVE"

CASE 6

aaa=" SIX"

CASE 7

aaa=" SEVEN"

CASE 8

aaa=" EIGHT"

CASE 9

aaa=" NINE"

CASE 10

aaa=" TEN"

CASE 11

aaa=" ELEVEN"

CASE 12

aaa=" TWELVE"

CASE 13

aaa=" THIRTEEN"

CASE SUM=14

aaa=" FOURTEEN"

CASE 15

aaa=" FIFTEEN"

CASE 16

aaa=" SIXTEEN"

CASE 17

aaa=" SEVENTEEN"

CASE 18

aaa=" EIGHTEEN"

CASE SUM=19

aaa=" NINETEEN"

END select

conv1=aaa

end FUNCTION

fff=123456789.45

response.write fff&"<br>"

xx=convertsz(fff)

response.write xx

%>

（出处：devclub）