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function TForm1.changeRmb(const strRmb:string):string; 
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var 
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  txt,strhighlevel:string; 
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  i,n,m,ilen,ipos:Integer;    //n¼Ç¼ÕûÊý²¿·Ö³¤¶È£¬m¼Ç¼·ÖÊý²¿·Ö³¤¶È 
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   strarray,strlevel:array of string; 
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   p:pchar; 
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   ispoint:boolean;//ÅжÏÊÇ·ñÓÐСÊýµã 
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begin 
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  ispoint:=false; 
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  result:=''; 
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  ipos:=0; 
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  m:=0; 
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  txt:=Trim(strRmb); 
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  i:=1; 
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   p:=PChar(txt); 
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//È¥³ý¿ªÍ·µÄ0£¬ÒÔ¼°. 
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if ((txt[1]='0') and (txt[2]<>'.')) or (txt[1]='.') then 
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begin 
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   ShowMessage('µÚ1λ²»ÄÜΪ0»òÕßÊÇ.£¬Í˳ö²Ù×÷'); 
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   exit; 
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end; 
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