// Appends the specified string builder to this sequence.
internal StringBuilder append(StringBuilder sb)
{
if (sb == null)
{
return(append(new String("null")));
}
int len = sb.length();
int newcount = count + len;
if (newcount > value.Length)
{
expandCapacity(newcount);
}
sb.getChars(0, len, value, count);
count = newcount;
return(this);
}
