How to resolve the algorithm CSV to HTML translation step by step in the Visual Basic .NET programming language

Published on 12 May 2024 09:40 PM

How to resolve the algorithm CSV to HTML translation step by step in the Visual Basic .NET programming language

Table of Contents

Problem Statement

Consider a simplified CSV format where all rows are separated by a newline and all columns are separated by commas. No commas are allowed as field data, but the data may contain other characters and character sequences that would normally be   escaped   when converted to HTML

Create a function that takes a string representation of the CSV data and returns a text string of an HTML table representing the CSV data. Use the following data as the CSV text to convert, and show your output.

Optionally allow special formatting for the first row of the table as if it is the tables header row (via preferably; CSS if you must).

Let's start with the solution:

Step by Step solution about How to resolve the algorithm CSV to HTML translation step by step in the Visual Basic .NET programming language

Source code in the visual programming language

Imports Microsoft.VisualBasic.FileIO

Module Program
    Sub Main(args As String())
        Dim parser As TextFieldParser
        Try
            If args.Length > 1 Then
                parser = My.Computer.FileSystem.OpenTextFieldParser(args(1), ",")
            Else
                parser = New TextFieldParser(Console.In) With {.Delimiters = {","}}
            End If

            Dim getLines =
            Iterator Function() As IEnumerable(Of String())
                Do Until parser.EndOfData
                    Yield parser.ReadFields()
                Loop
            End Function

            Dim result = CSVTOHTML(getLines(), If(args.Length > 0, Boolean.Parse(args(0)), False))

            Console.WriteLine(result)
        Finally
            If parser IsNot Nothing Then parser.Dispose()
        End Try
    End Sub

    Function CSVTOHTML(lines As IEnumerable(Of IEnumerable(Of String)), useTHead As Boolean) As XElement
        Dim getRow = Function(row As IEnumerable(Of String)) From field In row Select <%= field %>

        CSVTOHTML =
    <%= From l In lines.Select(            Function(line, i)                If useTHead AndAlso i = 0 Then                    Return <%= getRow(line) %>                Else                    Return <%= getRow(line) %>                End If            End Function) %>
End Function End Module Character,Speech The multitude,The messiah! Show us the messiah! Brians mother,Now you listen here! He's not the messiah; he's a very naughty boy! Now go away! The multitude,Who are you? Brians mother,I'm his mother; that's who! The multitude,Behold his mother! Behold his mother! ^Z ^Z
Character Speech
The multitude The messiah! Show us the messiah!
Brians mother <angry>Now you listen here! He's not the messiah; he's a very naughty boy! Now go away!</angry>
The multitude Who are you?
Brians mother I'm his mother; that's who!
The multitude Behold his mother! Behold his mother!

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