可以利用java语言写一个replace函数,
把\r\n 替换成\n/**
* 此函数的功能是扩展字符串的替换功能
* @param source
* @param origin
* @param dest
* @return
*/
public static String replace(String source, String origin, String dest){
if(origin == null || origin.length()==0){
return source;
}
String sReturn = "";
String temp = source;
int nOriginLen = origin.length();
int nPos; while((nPos = temp.indexOf(origin)) != -1) {
sReturn = sReturn.concat(temp.substring(0,nPos)).concat(dest);
temp = temp.substring(nPos+nOriginLen);
}
sReturn = sReturn .concat(temp);
return sReturn;
}
把\r\n 替换成\n/**
* 此函数的功能是扩展字符串的替换功能
* @param source
* @param origin
* @param dest
* @return
*/
public static String replace(String source, String origin, String dest){
if(origin == null || origin.length()==0){
return source;
}
String sReturn = "";
String temp = source;
int nOriginLen = origin.length();
int nPos; while((nPos = temp.indexOf(origin)) != -1) {
sReturn = sReturn.concat(temp.substring(0,nPos)).concat(dest);
temp = temp.substring(nPos+nOriginLen);
}
sReturn = sReturn .concat(temp);
return sReturn;
}
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import java.io.*;
import java.util.*; public class bbcode{
public String HTMLEncode(String Str){
Str=YYReplace(Str,">",">");
Str=YYReplace(Str,"<","<");
Str=YYReplace(Str,"\n","<BR>");
return Str;
}
public String YYReplace(String Str,String oldStr,String newStr){
String ReturnStr="";
int i,j,t,m,n;
n=0;
j=oldStr.length();
if (Str.indexOf(oldStr)>-1)
{
while(Str.indexOf(oldStr,n)>-1)
{
i=Str.length();
if (Str.indexOf(oldStr)==0)
Str=newStr+Str.substring(j,i);
else
{
t=Str.indexOf(oldStr);
m=(t+j);
Str=Str.substring(0,t)+newStr+Str.substring(m,i);
n=t+newStr.length()-j+1;
}
}
}
ReturnStr=Str;
return ReturnStr; }
public String LCReplace(String Str,String BStr,String EStr,String ReStr){
String ReturnStr="",Str1="",Str2="";
int i,j,n;
n=0;
if ((Str.indexOf(BStr)>-1)&&((Str.indexOf(EStr)>-1)))
{
while(Str.indexOf(BStr,n)>-1)
{
i=Str.indexOf(BStr);
j=Str.indexOf(EStr);
Str1=Str.substring((i+BStr.length()),j);
Str2=YYReplace(ReStr,"$lichao$",Str1);
Str1=BStr+Str1+EStr;
Str=YYReplace(Str,Str1,Str2);
n=i+Str2.length()-Str1.length();
}
}
ReturnStr=Str;
return ReturnStr;
}
public String yyBBCODE(String Str){
String BStr,EStr,ReStr;
BStr="";
EStr="";
ReStr="<b>$lichao$</b>";
Str=LCReplace(Str,BStr,EStr,ReStr); BStr="";
EStr="";
ReStr="<i>$lichao$</i>";
Str=LCReplace(Str,BStr,EStr,ReStr); BStr="";
EStr="";
ReStr="<u>$lichao$</u>";
Str=LCReplace(Str,BStr,EStr,ReStr); BStr="[email]";
EStr="[/email]";
ReStr="<img align=absmiddle src=IMAGES/EMAIL1.GIF><A HREF='mailto:$lichao$' >$lichao$</A>";
Str=LCReplace(Str,BStr,EStr,ReStr); BStr="";
ReStr="<br>引用<hr noshade size=1 color=#C0C0C0>$lichao$<br><hr noshade size=1 color=#C0C0C0><br>";
Str=LCReplace(Str,BStr,EStr,ReStr); BStr="
EStr="">";
EStr="";
ReStr="<A HREF=http://$lichao$ TARGET=_blank>$lichao$</A>";
Str=LCReplace(Str,BStr,EStr,ReStr); BStr="";
ReStr="<a href='$lichao$' target=_blank><IMG SRC=$lichao$ border=0 alt=按此在新窗口浏览图片 onload='javascript:if(this.width>screen.width-333)this.width=screen.width-333'></a>";
Str=LCReplace(Str,BStr,EStr,ReStr); BStr="[flash]";
EStr="[/flash]";
ReStr="<OBJECT codeBase=http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=4,0,2,0 classid=clsid:D27CDB6E-AE6D-11cf-96B8-444553540000 width=400 height=300><PARAM NAME=movie VALUE='$lichao$'><PARAM NAME=quality VALUE=high><embed src='$lichao$' quality=high pluginspage='http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash' type='application/x-shockwave-flash' >$lichao$</embed></OBJECT>";
Str=LCReplace(Str,BStr,EStr,ReStr); BStr=":)";
EStr="<img src=IMAGES/SMILE.GIF border=0>";
Str=YYReplace(Str,BStr,EStr); BStr=":(";
EStr="<img src=IMAGES/SAD.GIF border=0>";
Str=YYReplace(Str,BStr,EStr); BStr=":0";
EStr="<img src=IMAGES/BIGSMILE.GIF border=0>";
Str=YYReplace(Str,BStr,EStr); BStr=";)";
EStr="<img src=IMAGES/WINK.GIF border=0>";
Str=YYReplace(Str,BStr,EStr); BStr=":cool:";
EStr="<img src=IMAGES/COOL.GIF border=0>";
Str=YYReplace(Str,BStr,EStr); BStr=":mad:";
EStr="<img src=IMAGES/MAD.GIF border=0>";
Str=YYReplace(Str,BStr,EStr); BStr=":o";
EStr="<img src=IMAGES/SHOCKED.GIF border=0>";
Str=YYReplace(Str,BStr,EStr); BStr=":P";
EStr="<img src=IMAGES/TONGUE.GIF border=0>";
Str=YYReplace(Str,BStr,EStr);
return Str;
}
}
这样看着啊:
利用这个bean 就可高定package sql;
public class returnToBr
{
public static String returnToBr(String sStr)
{
if (sStr == null || sStr.equals(""))
{
return sStr;
} String sTmp = new String();
int i = 0; while (i <= sStr.length()-1)
{
if (sStr.charAt(i) == '\n')
{
sTmp = sTmp.concat("<br>");
}
if (sStr.charAt(i) == ' ')
{
sTmp = sTmp.concat(" ");
}
else
{
sTmp = sTmp.concat(sStr.substring(i,i+1));
} i++;
}
return sTmp;
}
}