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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8"/>
- <title>java script</title>
- <script>
- function countChar() {
- var napis = document.getElementById("txt1").value;
- var liczba = document.getElementById("txt2");
- liczba.value = napis.length;
- createDropDownList();
- }
- function createDropDownList()
- {
- var napis = document.getElementById("txt1").value;
- var litery = document.getElementById("litery");
- clearDropDownList(litery);
- for(var i = 0;i < napis.length;i++)
- {
- var option = document.createElement("option");
- option.text = i;
- option.value = napis.charAt(i);;
- litery.add(option, litery[i]);
- }
- }
- function clearDropDownList(selectbox)
- {
- var i;
- for(i = selectbox.options.length - 1 ; i >= 0 ; i--)
- {
- selectbox.remove(i);
- }
- }
- function selectedChar()
- {
- var ktoraLitera = document.getElementById("txt3");
- var litery = document.getElementById("litery");
- var index = litery.options[litery.selectedIndex].value;
- ktoraLitera.value = index;
- }
- function replacement()
- {
- var napis = document.getElementById("txt1").value;
- var wyszukaj = document.getElementById("txt4").value;
- var zamien = document.getElementById("txt5").value;
- var wynik = document.getElementById("txt6");
- var result1 = napis.replace(wyszukaj,zamien);
- var result2 = result1.replace(wyszukaj,zamien);
- wynik.value = result2;
- replacementUpperCase(result2);
- }
- function replacementUpperCase(result2)
- {
- document.getElementById("txt7").value;
- }
- </script>
- </head>
- <body>
- <p>Jarosław Gryczan</p>
- <p>47184</p>
- <label for="txt1">Podaj napis</label>
- <input type="text" id="txt1" onchange="countChar()"/>
- <label for="txt2">Ilość znaków: </label>
- <input type="text" id="txt2"/>
- <br/><br/>
- <select id="litery" onchange="selectedChar()">
- </select>
- <label for="txt3">Wybrana litera ma nr: </label>
- <input type="text" id="txt3"/>
- <br><br>
- <label for="txt4">WYSZUKAJ:</label>
- <input type="text" id="txt4"/>
- <br>
- <label for="txt5">ZAMIEŃ NA:</label>
- <input type="text" id="txt5"/>
- <br>
- <button onclick="replacement()">WYKONAJ</button>
- <br>
- <label for="txt6">wynik:</label>
- <input type="text" id="txt6"/>
- <br>
- <label for="txt7">wynik uppercase:</label>
- <input type="text" id="txt7"/>
- </body>
- </html>
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