From 994d6a607656dccd7c8a30af03cd540dd4068fe0 Mon Sep 17 00:00:00 2001
From: Prawy_126 <michal190713@gmail.com>
Date: Wed, 10 Jan 2024 17:57:18 +0100
Subject: [PATCH] Update

---
 index.md |   3 +
 lab8.md  | 315 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 318 insertions(+)
diff --git a/index.md b/index.md
index 45e5a05..5db37b2 100644
--- a/index.md
+++ b/index.md
@@ -23,3 +23,6 @@ layout: default
 ### [LAB 6](https://prawy126.github.io/Technologie_Internetowe/lab6) 
 
 
+### [LAB 8](https://prawy126.github.io/Technologie_Internetowe/lab8) 
+
+
diff --git a/lab8.md b/lab8.md
index e69de29..2dd314e 100644
--- a/lab8.md
+++ b/lab8.md
@@ -0,0 +1,315 @@
+---
+layout: default
+---
+
+# LAB 8
+- ZADANIE 1
+- 
+
+```html
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>JS</title>
+</head>
+<body>
+    <script>
+         a = 3.45;
+         b = 4;
+         c = true;
+         var d;
+         e = [];
+        console.log(a+b);
+        console.log(b-c);
+        console.log(a/c);
+    </script>
+</body>
+</html>
+```
+
+- [Podgląd aktualny podgląd jak wygląda strona](https://prawy126.github.io/Technologie_Internetowe/lab8/zadanie1)
+---
+
+- ZADANIE 2
+- 
+
+```js
+function arithmeticMean(...params){
+    suma = 0;
+    suma += params;
+    srednia = suma / params.length;
+    return srednia;
+}
+```
+
+- [Podgląd aktualny podgląd jak wygląda strona](https://github.com/prawy126/Technologie_Internetowe/lab8/zadanie2)
+---
+
+- ZADANIE 3
+-
+
+```html
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+    <style>
+        .my-table {
+ border-collapse: collapse;
+ }
+.my-table * {
+ border: 1px solid black;
+}
+    </style>
+</head>
+<body>
+    <h1>Nagłówek</h1>
+    <p>Akapit</p>
+    <script>
+        let newP = document.createElement('p');
+        newP.innerText = "Programowo utworzony akapit";
+        document.body.append(newP);
+
+        const exchangeRate = [
+  {"currency":"dolar amerykański","code":"USD","mid":3.9432},
+  {"currency":"dolar australijski","code":"AUD","mid":2.6897},
+  {"currency":"dolar Hongkongu","code":"HKD","mid":0.5046},
+  {"currency":"dolar kanadyjski","code":"CAD","mid":2.9752},
+  {"currency":"dolar nowozelandzki","code":"NZD","mid":2.4884},
+  {"currency":"dolar singapurski","code":"SGD","mid":2.9809}
+];
+
+const HTMLTable = document.createElement('table');
+const header = document.createElement('tr');
+const headerCurrency = document.createElement('th');
+headerCurrency.innerText = 'Waluta';
+const headerCurrencyCode = document.createElement('th');
+headerCurrencyCode.innerText = 'Kod waluty';
+const headerMeanExchangeRate = document.createElement('th');
+headerMeanExchangeRate.innerText = 'Kurs średni';
+header.appendChild(headerCurrency);
+header.appendChild(headerCurrencyCode);
+header.appendChild(headerMeanExchangeRate);
+HTMLTable.appendChild(header);
+
+for (let curr of exchangeRate) {
+  const row = document.createElement('tr');
+  const cellCurrency = document.createElement('td');
+  cellCurrency.innerText = curr.currency;
+  const cellCurrencyCode = document.createElement('td');
+  cellCurrencyCode.innerText = curr.code;
+  const cellMeanExchangeRate = document.createElement('td');
+  cellMeanExchangeRate.innerText = curr.mid;
+  row.append(cellCurrency);
+  row.append(cellCurrencyCode);
+  row.append(cellMeanExchangeRate);
+  HTMLTable.appendChild(row);
+}
+
+document.body.append(HTMLTable);
+
+HTMLTable.style.borderCollapse = 'collapse';
+ for (let child of HTMLTable.children) {
+ child.style.border = '1px solid black';
+ for (let grandchild of child.children) {
+ grandchild.style.border = '1px solid black';
+ }
+ }
+
+ const HTMLTable2 = HTMLTable.cloneNode(true); // tworzymy kopię elementu zanim 
+HTMLTable.style.borderCollapse = 'collapse';
+ for (let child of HTMLTable.children) {
+ child.style.border = '1px solid black';
+ for (let grandchild of child.children) {
+ grandchild.style.border = '1px solid black';
+ }
+ }
+HTMLTable2.setAttribute('class', 'my-table');
+document.body.append(HTMLTable);
+document.body.append(HTMLTable2);
+
+    </script>
+</body>
+</html>
+```
+
+- [Podgląd aktualny podgląd jak wygląda strona](https://prawy126.github.io/Technologie_Internetowe/lab8/zadanie3)
+---
+
+- ZADANIE 4
+- 
+
+```html
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+</head>
+<body>
+    <h1>Kalkulator opłacalności pizzy</h1>
+    
+    <label name="cena">Pizza 1</label><br>
+    <input type="number" id="cena" placeholder="Podaj cenę pizzy"><br>
+    <input type="number" id="malaPizza" placeholder="Podaj średnicę pizzy"><br>
+
+    <label name="cena">Pizza 2</label><br>
+    <input type="number" id="cena2" placeholder="Podaj cenę pizzy"><br>
+    <input type="number" id="duzaPizza" placeholder="Podaj średnicę pizzy">
+    
+    <br><br><button>Oblicz</button>
+    <script>
+        const button = document.querySelector("button");
+
+        button.addEventListener("click", (event) =>{
+            cena = document.getElementById('cena').value;
+            malaPizza = document.getElementById('malaPizza').value;
+            cena2 = document.getElementById('cena2').value;
+            duzaPizz = document.getElementById('duzaPizza').value;
+            var a = document.getElementById("cena");
+            var b = document.getElementById("cena2");
+            
+            if(duzaPizz>malaPizza){
+                if(cena2 == cena){
+                   a.style.background = "red";
+                   b.style.background = "green";
+                }else if(cena2<cena){
+                    a.style.background = "red"
+                    b.style.background = "green";
+            }else if(2*cena == cena2 && duzaPizz == malaPizza*2){
+                    a.style.background = "green"
+                    b.style.background = "green";
+            }
+            else {
+                a.style.background = "green"
+                b.style.background = "red";
+            }
+            }else if(malaPizza == duzaPizz){
+                if(cena == cena2){
+                    a.style.background = "green"
+                    b.style.background = "green";
+                }else if(cena>cena2){
+                    a.style.background = "red"
+                    b.style.background = "green";
+                }else{
+                    a.style.background = "green"
+                    b.style.background = "red";
+                }
+            }else{
+                if(cena<cena2){
+                    a.style.background = "red"
+                    b.style.background = "green"; 
+                }else if(cena == cena2){
+                    a.style.background = "green"
+                    b.style.background = "green";
+                }else{
+                    a.style.background = "green"
+                    b.style.background = "red";
+                }
+            }
+            
+        })
+    </script>
+</body>
+</html>
+```
+
+- [Podgląd aktualny podgląd jak wygląda strona](https://prawy126.github.io/Technologie_Internetowe/lab8/zadanie4)
+---
+
+- ZADANIE 5
+- 
+
+```html
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Stopwatch</title>
+</head>
+<body>
+    <h1>Zegarek</h1>
+    <div id="stopwatchDisplay">00:00:00</div>
+    <button id="startButton">Start</button>
+    <button id="stopButton">Stop</button>
+    <button id="resetButton">Reset</button>
+
+    <script>
+        let startTime;
+        let updatedTime;
+        let savedTime = localStorage.getItem('savedTime') ? parseInt(localStorage.getItem('savedTime')) : 0;
+        let timerInterval;
+        let running = false;
+
+        function startTimer() {
+            if (!running) {
+                startTime = new Date().getTime();
+                if (savedTime) {
+                    startTime -= savedTime;
+                }
+                timerInterval = setInterval(updateDisplay, 1);
+                running = true;
+            }
+        }
+
+        function stopTimer() {
+            if (running) {
+                clearInterval(timerInterval);
+                savedTime = updatedTime - startTime;
+                localStorage.setItem('savedTime', savedTime);
+                running = false;
+            }
+        }
+
+        function resetTimer() {
+            clearInterval(timerInterval);
+            savedTime = 0;
+            localStorage.setItem('savedTime', savedTime);
+            running = false;
+            document.getElementById('stopwatchDisplay').innerHTML = '00:00:00';
+        }
+
+        function updateDisplay() {
+            updatedTime = new Date().getTime();
+            let timeDifference = updatedTime - startTime;
+
+            let hours = Math.floor(timeDifference / (1000 * 60 * 60));
+            let minutes = Math.floor((timeDifference % (1000 * 60 * 60)) / (1000 * 60));
+            let seconds = Math.floor((timeDifference % (1000 * 60)) / 1000);
+
+            hours = (hours < 10) ? "0" + hours : hours;
+            minutes = (minutes < 10) ? "0" + minutes : minutes;
+            seconds = (seconds < 10) ? "0" + seconds : seconds;
+
+            document.getElementById('stopwatchDisplay').innerHTML = hours + ':' + minutes + ':' + seconds;
+        }
+
+        // Event Listeners
+        document.getElementById('startButton').addEventListener('click', startTimer);
+        document.getElementById('stopButton').addEventListener('click', stopTimer);
+        document.getElementById('resetButton').addEventListener('click', resetTimer);
+
+        // Initialize the display with saved time
+        if (savedTime) {
+            let hours = Math.floor(savedTime / (1000 * 60 * 60));
+            let minutes = Math.floor((savedTime % (1000 * 60 * 60)) / (1000 * 60));
+            let seconds = Math.floor((savedTime % (1000 * 60)) / 1000);
+            hours = (hours < 10) ? "0" + hours : hours;
+            minutes = (minutes < 10) ? "0" + minutes : minutes;
+            seconds = (seconds < 10) ? "0" + seconds : seconds;
+            document.getElementById('stopwatchDisplay').innerHTML = hours + ':' + minutes + ':' + seconds;
+        }
+    </script>
+</body>
+</html>
+
+```
+
+- [Podgląd aktualny podgląd jak wygląda strona](https://prawy126.github.io/Technologie_Internetowe/lab8/zadanie5)
+---
