private static void HtmlAttributeEncodeInternal(string value, HttpWriter writer) {
int pos = IndexOfHtmlAttributeEncodingChars(value, 0);
if (pos == -1) {
writer.Write(value);
return;
}
int cch = value.Length;
int startPos = 0;
for (; ; ) {
if (pos > startPos) {
writer.WriteString(value, startPos, pos - startPos);
}
char ch = value[pos];
switch (ch) {
case '"':
writer.Write(""");
break;
case '\'':
writer.Write("'");
break;
case '&':
writer.Write("&");
break;
case '<':
// Whidbey 32404: The character '<' is not valid in an XML attribute value.
// (See the W3C XML rec).
writer.Write("<");
break;
}
startPos = pos + 1;
if (startPos >= cch)
break;
pos = IndexOfHtmlAttributeEncodingChars(value, startPos);
if (pos == -1) {
writer.WriteString(value, startPos, cch - startPos);
break;
}
}
}
private static void HtmlAttributeEncodeInternal(string value, HttpWriter writer)
{
int num = IndexOfHtmlAttributeEncodingChars(value, 0);
if (num == -1)
{
writer.Write(value);
return;
}
int length = value.Length;
int index = 0;
Label_001D:
if (num > index)
{
writer.WriteString(value, index, num - index);
}
switch (value[num])
{
case '&':
writer.Write("&");
break;
case '\'':
writer.Write("'");
break;
case '<':
writer.Write("<");
break;
case '"':
writer.Write(""");
break;
}
index = num + 1;
if (index < length)
{
num = IndexOfHtmlAttributeEncodingChars(value, index);
if (num != -1)
{
goto Label_001D;
}
writer.WriteString(value, index, length - index);
}
}