public int FindText(
	string text,
	[OptionalAttribute] RangeMatchType flags
)

Public Function FindText ( 
	text As String,
	<OptionalAttribute> flags As RangeMatchType
) As Integer

public:
int FindText(
	String^ text, 
	[OptionalAttribute] RangeMatchType flags
)

void FindTextExample(TextDocument document) {
    TextRange range = document.EntireRange;
    range.Text = "This is my first. This is my second.";

    int result;

    result = range.FindText("my");

    // substring found at position 8
    if (result > 0)
        Console.WriteLine("Substring found at position {0}", range.Start);
    else
        Console.WriteLine("Substring not found");

    range.Expand(TextUnit.Story);
    result = range.FindText("my", 6);

    // substring not found
    if (result > 0)
        Console.WriteLine("Substring found at position {0}", range.Start);
    else
        Console.WriteLine("Substring not found");
}