Programación Multiplataforma

ESPONJA 08

CÓDIGO BÓTON 1 VOCALES:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.Windows.Forms;

namespace WindowsFormsApp1

{

public partial class Form1 : Form

{

public Form1()

{

InitializeComponent();

}

private void abrirToolStripMenuItem_Click(object sender, EventArgs e)

{

if (openFileDialog1.ShowDialog() == DialogResult.OK)

richTextBox1.LoadFile(openFileDialog1.FileName,RichTextBoxStreamType.PlainText);

}

private void button1_Click(object sender, EventArgs e)

{

int Fin = richTextBox1.Lines.Length;

string[] Vector = new string[Fin];

for (int a = 0; a < Fin; a++)

{

string Cad = richTextBox1.Lines[a];

Cad.ToLower();

string Vocales = "";

foreach (char c in Cad)

{

if (c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'o')

{

Vocales += c;

}

}

listBox1.Items.Add(Vocales);

}

}

}

}