devxlogo

StartsWith – Check whether a string starts with one of multiple possible choices

StartsWith – Check whether a string starts with one of multiple possible choices

' Check whether a string starts with one of multiple possible choices.' Return -1 if no possible string matches the start of the source,'  otherwise return the index of the matching string.'' Examples:'    Debug.WriteLine(StartsWith("This is my test line", True, "this",'  "that")) ' => -1'    Debug.WriteLine(StartsWith("This is my test line", True, "That",'  "This")) ' => 1'    Debug.WriteLine(StartsWith("This is my test line", False, "this",'  "that")) ' => 0'    Debug.WriteLine(StartsWith("This is my test line", False, "That",'  "Those")) ' => -1Function StartsWith(ByVal source As String, ByVal caseSensitive As Boolean, _    ByVal ParamArray parts() As String) As Integer    Dim i As Integer    For i = 0 To parts.Length - 1        Dim part As String = parts(i)        If caseSensitive Then            If source.StartsWith(part) Then Return i        Else            If source.ToLower().StartsWith(part.ToLower()) Then Return i        End If    Next    ' if we get here, the source does not start with one of the possible     ' choices, so return -1    Return -1End Function

See also  Digital Signage Solutions for Agile Software Development Teams
devxblackblue

About Our Editorial Process

At DevX, we’re dedicated to tech entrepreneurship. Our team closely follows industry shifts, new products, AI breakthroughs, technology trends, and funding announcements. Articles undergo thorough editing to ensure accuracy and clarity, reflecting DevX’s style and supporting entrepreneurs in the tech sphere.

See our full editorial policy.

About Our Journalist