一个相当于replace的字符串替换函数
---摘自互联网
下面的函数将字符串sStr中的'号转为midStr
String blctr(String sStr,String midStr)
{
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(midStr);
}
else
{
sTmp = sTmp.concat(sStr.substring(i,i+1));
}
i++;
}
return sTmp;
}