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conditionals

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Geir Okkenhaug Jerstad 2024-08-22 12:21:23 +02:00
parent bd86d3a373
commit fc7f07ef47
13 changed files with 516 additions and 2 deletions
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55
eloquentjavascript/04_data/code/chapter/04_data.js Normal file
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var journal = [];
function addEntry(events, squirrel) {
journal.push({events, squirrel});
}
function phi(table) {
return (table[3] * table[0] - table[2] * table[1]) /
Math.sqrt((table[2] + table[3]) *
(table[0] + table[1]) *
(table[1] + table[3]) *
(table[0] + table[2]));
}
function tableFor(event, journal) {
let table = [0, 0, 0, 0];
for (let i = 0; i < journal.length; i++) {
let entry = journal[i], index = 0;
if (entry.events.includes(event)) index += 1;
if (entry.squirrel) index += 2;
table[index] += 1;
}
return table;
}
function journalEvents(journal) {
let events = [];
for (let entry of journal) {
for (let event of entry.events) {
if (!events.includes(event)) {
events.push(event);
}
}
}
return events;
}
function max(...numbers) {
let result = -Infinity;
for (let number of numbers) {
if (number > result) result = number;
}
return result;
}
var list = {
value: 1,
rest: {
value: 2,
rest: {
value: 3,
rest: null
}
}
};

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eloquentjavascript/04_data/code/journal.js Normal file
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var JOURNAL = [
{"events":["carrot","exercise","weekend"],"squirrel":false},
{"events":["bread","pudding","brushed teeth","weekend","touched tree"],"squirrel":false},
{"events":["carrot","nachos","brushed teeth","cycling","weekend"],"squirrel":false},
{"events":["brussel sprouts","ice cream","brushed teeth","computer","weekend"],"squirrel":false},
{"events":["potatoes","candy","brushed teeth","exercise","weekend","dentist"],"squirrel":false},
{"events":["brussel sprouts","pudding","brushed teeth","running","weekend"],"squirrel":false},
{"events":["pizza","brushed teeth","computer","work","touched tree"],"squirrel":false},
{"events":["bread","beer","brushed teeth","cycling","work"],"squirrel":false},
{"events":["cauliflower","brushed teeth","work"],"squirrel":false},
{"events":["pizza","brushed teeth","cycling","work"],"squirrel":false},
{"events":["lasagna","nachos","brushed teeth","work"],"squirrel":false},
{"events":["brushed teeth","weekend","touched tree"],"squirrel":false},
{"events":["lettuce","brushed teeth","television","weekend"],"squirrel":false},
{"events":["spaghetti","brushed teeth","work"],"squirrel":false},
{"events":["brushed teeth","computer","work"],"squirrel":false},
{"events":["lettuce","nachos","brushed teeth","work"],"squirrel":false},
{"events":["carrot","brushed teeth","running","work"],"squirrel":false},
{"events":["brushed teeth","work"],"squirrel":false},
{"events":["cauliflower","reading","weekend"],"squirrel":false},
{"events":["bread","brushed teeth","weekend"],"squirrel":false},
{"events":["lasagna","brushed teeth","exercise","work"],"squirrel":false},
{"events":["spaghetti","brushed teeth","reading","work"],"squirrel":false},
{"events":["carrot","ice cream","brushed teeth","television","work"],"squirrel":false},
{"events":["spaghetti","nachos","work"],"squirrel":false},
{"events":["cauliflower","ice cream","brushed teeth","cycling","work"],"squirrel":false},
{"events":["spaghetti","peanuts","computer","weekend"],"squirrel":true},
{"events":["potatoes","ice cream","brushed teeth","computer","weekend"],"squirrel":false},
{"events":["potatoes","ice cream","brushed teeth","work"],"squirrel":false},
{"events":["peanuts","brushed teeth","running","work"],"squirrel":false},
{"events":["potatoes","exercise","work"],"squirrel":false},
{"events":["pizza","ice cream","computer","work"],"squirrel":false},
{"events":["lasagna","ice cream","work"],"squirrel":false},
{"events":["cauliflower","candy","reading","weekend"],"squirrel":false},
{"events":["lasagna","nachos","brushed teeth","running","weekend"],"squirrel":false},
{"events":["potatoes","brushed teeth","work"],"squirrel":false},
{"events":["carrot","work"],"squirrel":false},
{"events":["pizza","beer","work","dentist"],"squirrel":false},
{"events":["lasagna","pudding","cycling","work"],"squirrel":false},
{"events":["spaghetti","brushed teeth","reading","work"],"squirrel":false},
{"events":["spaghetti","pudding","television","weekend"],"squirrel":false},
{"events":["bread","brushed teeth","exercise","weekend"],"squirrel":false},
{"events":["lasagna","peanuts","work"],"squirrel":true},
{"events":["pizza","work"],"squirrel":false},
{"events":["potatoes","exercise","work"],"squirrel":false},
{"events":["brushed teeth","exercise","work"],"squirrel":false},
{"events":["spaghetti","brushed teeth","television","work"],"squirrel":false},
{"events":["pizza","cycling","weekend"],"squirrel":false},
{"events":["carrot","brushed teeth","weekend"],"squirrel":false},
{"events":["carrot","beer","brushed teeth","work"],"squirrel":false},
{"events":["pizza","peanuts","candy","work"],"squirrel":true},
{"events":["carrot","peanuts","brushed teeth","reading","work"],"squirrel":false},
{"events":["potatoes","peanuts","brushed teeth","work"],"squirrel":false},
{"events":["carrot","nachos","brushed teeth","exercise","work"],"squirrel":false},
{"events":["pizza","peanuts","brushed teeth","television","weekend"],"squirrel":false},
{"events":["lasagna","brushed teeth","cycling","weekend"],"squirrel":false},
{"events":["cauliflower","peanuts","brushed teeth","computer","work","touched tree"],"squirrel":false},
{"events":["lettuce","brushed teeth","television","work"],"squirrel":false},
{"events":["potatoes","brushed teeth","computer","work"],"squirrel":false},
{"events":["bread","candy","work"],"squirrel":false},
{"events":["potatoes","nachos","work"],"squirrel":false},
{"events":["carrot","pudding","brushed teeth","weekend"],"squirrel":false},
{"events":["carrot","brushed teeth","exercise","weekend","touched tree"],"squirrel":false},
{"events":["brussel sprouts","running","work"],"squirrel":false},
{"events":["brushed teeth","work"],"squirrel":false},
{"events":["lettuce","brushed teeth","running","work"],"squirrel":false},
{"events":["candy","brushed teeth","work"],"squirrel":false},
{"events":["brussel sprouts","brushed teeth","computer","work"],"squirrel":false},
{"events":["bread","brushed teeth","weekend"],"squirrel":false},
{"events":["cauliflower","brushed teeth","weekend"],"squirrel":false},
{"events":["spaghetti","candy","television","work","touched tree"],"squirrel":false},
{"events":["carrot","pudding","brushed teeth","work"],"squirrel":false},
{"events":["lettuce","brushed teeth","work"],"squirrel":false},
{"events":["carrot","ice cream","brushed teeth","cycling","work"],"squirrel":false},
{"events":["pizza","brushed teeth","work"],"squirrel":false},
{"events":["spaghetti","peanuts","exercise","weekend"],"squirrel":true},
{"events":["bread","beer","computer","weekend","touched tree"],"squirrel":false},
{"events":["brushed teeth","running","work"],"squirrel":false},
{"events":["lettuce","peanuts","brushed teeth","work","touched tree"],"squirrel":false},
{"events":["lasagna","brushed teeth","television","work"],"squirrel":false},
{"events":["cauliflower","brushed teeth","running","work"],"squirrel":false},
{"events":["carrot","brushed teeth","running","work"],"squirrel":false},
{"events":["carrot","reading","weekend"],"squirrel":false},
{"events":["carrot","peanuts","reading","weekend"],"squirrel":true},
{"events":["potatoes","brushed teeth","running","work"],"squirrel":false},
{"events":["lasagna","ice cream","work","touched tree"],"squirrel":false},
{"events":["cauliflower","peanuts","brushed teeth","cycling","work"],"squirrel":false},
{"events":["pizza","brushed teeth","running","work"],"squirrel":false},
{"events":["lettuce","brushed teeth","work"],"squirrel":false},
{"events":["bread","brushed teeth","television","weekend"],"squirrel":false},
{"events":["cauliflower","peanuts","brushed teeth","weekend"],"squirrel":false}
];
// This makes sure the data is exported in node.js —
// `require('./path/to/journal.js')` will get you the array.
if (typeof module != "undefined" && module.exports && (typeof window == "undefined" || window.exports != exports))
module.exports = JOURNAL;
if (typeof global != "undefined" && !global.JOURNAL)
global.JOURNAL = JOURNAL;

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// Since the code for most chapter in Eloquent JavaScript isn't
// written with node's module system in mind, this kludge is used to
// load dependency files into the global namespace, so that the
// examples can run on node.
module.exports = function(...args) {
for (let arg of args)
(1,eval)(require("fs").readFileSync(__dirname + "/../" + arg, "utf8"))
}

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eloquentjavascript/04_data/index.html Normal file
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<!doctype html>
<script src="code/journal.js"></script>
<script src="code/chapter/04_data.js"></script>
<body><script>
for (let event of journalEvents(JOURNAL)) {
let correlation = phi(tableFor(event, JOURNAL));
if (correlation > 0.1 || correlation < -0.1) {
console.log(event + ":", correlation);
}
}
// → brushed teeth: -0.3805211953
// → work: -0.1371988681
// → reading: 0.1106828054
</script></body>

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eloquentjavascript/04_data/run_with_node.js Normal file
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// load dependencies
require("./code/load")("code/journal.js", "code/chapter/04_data.js");
for (let event of journalEvents(JOURNAL)) {
let correlation = phi(tableFor(event, JOURNAL));
if (correlation > 0.1 || correlation < -0.1) {
console.log(event + ":", correlation);
}
}
// → brushed teeth: -0.3805211953
// → work: -0.1371988681
// → reading: 0.1106828054

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// Weresquirrel
var JOURNAL = [
{"events":["carrot","exercise","weekend"],"squirrel":false},
{"events":["bread","pudding","brushed teeth","weekend","touched tree"],"squirrel":false},
{"events":["carrot","nachos","brushed teeth","cycling","weekend"],"squirrel":false},
{"events":["brussel sprouts","ice cream","brushed teeth","computer","weekend"],"squirrel":false},
{"events":["potatoes","candy","brushed teeth","exercise","weekend","dentist"],"squirrel":false},
{"events":["brussel sprouts","pudding","brushed teeth","running","weekend"],"squirrel":false},
{"events":["pizza","brushed teeth","computer","work","touched tree"],"squirrel":false},
{"events":["bread","beer","brushed teeth","cycling","work"],"squirrel":false},
{"events":["cauliflower","brushed teeth","work"],"squirrel":false},
{"events":["pizza","brushed teeth","cycling","work"],"squirrel":false},
{"events":["lasagna","nachos","brushed teeth","work"],"squirrel":false},
{"events":["brushed teeth","weekend","touched tree"],"squirrel":false},
{"events":["lettuce","brushed teeth","television","weekend"],"squirrel":false},
{"events":["spaghetti","brushed teeth","work"],"squirrel":false},
{"events":["brushed teeth","computer","work"],"squirrel":false},
{"events":["lettuce","nachos","brushed teeth","work"],"squirrel":false},
{"events":["carrot","brushed teeth","running","work"],"squirrel":false},
{"events":["brushed teeth","work"],"squirrel":false},
{"events":["cauliflower","reading","weekend"],"squirrel":false},
{"events":["bread","brushed teeth","weekend"],"squirrel":false},
{"events":["lasagna","brushed teeth","exercise","work"],"squirrel":false},
{"events":["spaghetti","brushed teeth","reading","work"],"squirrel":false},
{"events":["carrot","ice cream","brushed teeth","television","work"],"squirrel":false},
{"events":["spaghetti","nachos","work"],"squirrel":false},
{"events":["cauliflower","ice cream","brushed teeth","cycling","work"],"squirrel":false},
{"events":["spaghetti","peanuts","computer","weekend"],"squirrel":true},
{"events":["potatoes","ice cream","brushed teeth","computer","weekend"],"squirrel":false},
{"events":["potatoes","ice cream","brushed teeth","work"],"squirrel":false},
{"events":["peanuts","brushed teeth","running","work"],"squirrel":false},
{"events":["potatoes","exercise","work"],"squirrel":false},
{"events":["pizza","ice cream","computer","work"],"squirrel":false},
{"events":["lasagna","ice cream","work"],"squirrel":false},
{"events":["cauliflower","candy","reading","weekend"],"squirrel":false},
{"events":["lasagna","nachos","brushed teeth","running","weekend"],"squirrel":false},
{"events":["potatoes","brushed teeth","work"],"squirrel":false},
{"events":["carrot","work"],"squirrel":false},
{"events":["pizza","beer","work","dentist"],"squirrel":false},
{"events":["lasagna","pudding","cycling","work"],"squirrel":false},
{"events":["spaghetti","brushed teeth","reading","work"],"squirrel":false},
{"events":["spaghetti","pudding","television","weekend"],"squirrel":false},
{"events":["bread","brushed teeth","exercise","weekend"],"squirrel":false},
{"events":["lasagna","peanuts","work"],"squirrel":true},
{"events":["pizza","work"],"squirrel":false},
{"events":["potatoes","exercise","work"],"squirrel":false},
{"events":["brushed teeth","exercise","work"],"squirrel":false},
{"events":["spaghetti","brushed teeth","television","work"],"squirrel":false},
{"events":["pizza","cycling","weekend"],"squirrel":false},
{"events":["carrot","brushed teeth","weekend"],"squirrel":false},
{"events":["carrot","beer","brushed teeth","work"],"squirrel":false},
{"events":["pizza","peanuts","candy","work"],"squirrel":true},
{"events":["carrot","peanuts","brushed teeth","reading","work"],"squirrel":false},
{"events":["potatoes","peanuts","brushed teeth","work"],"squirrel":false},
{"events":["carrot","nachos","brushed teeth","exercise","work"],"squirrel":false},
{"events":["pizza","peanuts","brushed teeth","television","weekend"],"squirrel":false},
{"events":["lasagna","brushed teeth","cycling","weekend"],"squirrel":false},
{"events":["cauliflower","peanuts","brushed teeth","computer","work","touched tree"],"squirrel":false},
{"events":["lettuce","brushed teeth","television","work"],"squirrel":false},
{"events":["potatoes","brushed teeth","computer","work"],"squirrel":false},
{"events":["bread","candy","work"],"squirrel":false},
{"events":["potatoes","nachos","work"],"squirrel":false},
{"events":["carrot","pudding","brushed teeth","weekend"],"squirrel":false},
{"events":["carrot","brushed teeth","exercise","weekend","touched tree"],"squirrel":false},
{"events":["brussel sprouts","running","work"],"squirrel":false},
{"events":["brushed teeth","work"],"squirrel":false},
{"events":["lettuce","brushed teeth","running","work"],"squirrel":false},
{"events":["candy","brushed teeth","work"],"squirrel":false},
{"events":["brussel sprouts","brushed teeth","computer","work"],"squirrel":false},
{"events":["bread","brushed teeth","weekend"],"squirrel":false},
{"events":["cauliflower","brushed teeth","weekend"],"squirrel":false},
{"events":["spaghetti","candy","television","work","touched tree"],"squirrel":false},
{"events":["carrot","pudding","brushed teeth","work"],"squirrel":false},
{"events":["lettuce","brushed teeth","work"],"squirrel":false},
{"events":["carrot","ice cream","brushed teeth","cycling","work"],"squirrel":false},
{"events":["pizza","brushed teeth","work"],"squirrel":false},
{"events":["spaghetti","peanuts","exercise","weekend"],"squirrel":true},
{"events":["bread","beer","computer","weekend","touched tree"],"squirrel":false},
{"events":["brushed teeth","running","work"],"squirrel":false},
{"events":["lettuce","peanuts","brushed teeth","work","touched tree"],"squirrel":false},
{"events":["lasagna","brushed teeth","television","work"],"squirrel":false},
{"events":["cauliflower","brushed teeth","running","work"],"squirrel":false},
{"events":["carrot","brushed teeth","running","work"],"squirrel":false},
{"events":["carrot","reading","weekend"],"squirrel":false},
{"events":["carrot","peanuts","reading","weekend"],"squirrel":true},
{"events":["potatoes","brushed teeth","running","work"],"squirrel":false},
{"events":["lasagna","ice cream","work","touched tree"],"squirrel":false},
{"events":["cauliflower","peanuts","brushed teeth","cycling","work"],"squirrel":false},
{"events":["pizza","brushed teeth","running","work"],"squirrel":false},
{"events":["lettuce","brushed teeth","work"],"squirrel":false},
{"events":["bread","brushed teeth","television","weekend"],"squirrel":false},
{"events":["cauliflower","peanuts","brushed teeth","weekend"],"squirrel":false}
];
function tableFor(event, journal) {
let table = [0,0,0,0];
for (let i = 0; i < journal.length; i++) {
let entry = journal[i], index = 0;
if (entry.events.includes(event)) index += 1;
if (entry.squirrel) index += 2;
table[index] += 1;
}
return table;
}
console.log(tableFor("pizza", JOURNAL));
function phi(table) {
return (table[3] * table[0] - table[2] * table[1]) / Math.sqrt(
(table[2] + table[3]) *
(table[0] + table[1]) *
(table[1] + table[3]) *
(table[0] + table[2]));
};
// console.log(phi([76, 9, 4, 1]));

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#!/usr/bin/env node
import { program } from "commander";
program
.version("1.0.0")
.description("My Node cli")
.option("-n, --name <type>", "Add your name")
.action((options) => {
console.log('Hey, ${options.name}!');
});
program.parse(process.argv);

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eloquentjavascript/my-node-cli/package-lock.json generated Normal file
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{
"name": "my-node-cli",
"version": "1.0.0",
"lockfileVersion": 3,
"requires": true,
"packages": {
"": {
"name": "my-node-cli",
"version": "1.0.0",
"license": "ISC",
"dependencies": {
"commander": "^12.1.0"
}
},
"node_modules/commander": {
"version": "12.1.0",
"resolved": "https://registry.npmjs.org/commander/-/commander-12.1.0.tgz",
"integrity": "sha512-Vw8qHK3bZM9y/P10u3Vib8o/DdkvA2OtPtZvD871QKjy74Wj1WSKFILMPRPSdUSx5RFK1arlJzEtA4PkFgnbuA==",
"engines": {
"node": ">=18"
}
}
}
}

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{
"name": "my-node-cli",
"version": "1.0.0",
"main": "index.js",
"bin": {
"my-node-cli": "./index.js"
},
"type": "module",
"author": "",
"license": "ISC",
"description": "",
"dependencies": {
"commander": "^12.1.0"
}
}

17
intro_js/conditionals.html Normal file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Conditionals</title>
<style>
</style>
</head>
<body>
<script>
</script>
</body>
</html>

44
kodekos/variabler.html
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<!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>
<div id="text">
Generet: Hvordan opplevde dere denne workshopen? positiv og negativ feedback!
Fikk jeg noe ut av dette?
Sosialt - kjent med nye, andre perspektiv innsikter?
NK - personlig utfordring, samarbeid
Ok oppgaver? For lett? For vanskelig? Fjasete?
Lærte du noe?
Annen feedback?
Er det verdt tiden eller hadde du foretrukket å kode alene?
</div>
<script>
showText();
function showText() {
let name1 = "Terje";
let name2 = "Marie";
let brotherName = "Bjarne";
let age = 45;
let wearing = "Hawaii skjorte";
document.getElementById('text').innerHTML = /*HTML*/`
${name1} er født med ski på bena.<br>
${name2} har en bror.<br>
Broren til Marie heter ${brotherName}.<br>
${name1} er 45 år gammel.<br>
${name1} har på seg ${wearing}.<br>
`;
}
</script>
</body>
</html>

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>If else else if</title>
<style>
.hungrySetting{
height: 20px;
width: 200px;
background-color: lightgray;
cursor: pointer;
}
</style>
</head>
<body>
<div class="result" id="resultBox">Result: </div>
<div class="hungrySetting" onclick="changeHungrySetting()">Change hungry Status: </div>
<div id="hungryText">I'm hungry</div>
<script>
let hungry = true;
function changeHungrySetting(){
hungry = !hungry;
changeHungryText();
}
function changeHungryText(){
if (hungry == true){
document.getElementById('hungryText').innerHTML = 'I`m hungry'
} else {
document.getElementById('hungryText').innerHTML = 'I`m not hungry'
}
};
let numberOne = 5;
let numberTwo = 23;
let textNumber = "30";
check()
function check(){
OrCheck();
};
function setTextToTrue() {
document.getElementById('resultBox').innerHTML += true;
}
function setTextToFalse() {
document.getElementById('resultBox').innerHTML += false;
}
function NotEqualTo() {
if (numberOne != numberTwo){
setTextToTrue();
} else {
setTextToFalse();
}
};
function EqualTo(){
if (numberTwo == textNumber){
setTextToTrue();
} else {
setTextToFalse();
}
};
function LessThan(){
if (numberOne < numberTwo){
setTextToTrue();
} else {
setTextToFalse();
}
};
function LargerThan(){
if (numberOne > numberTwo){
setTextToTrue();
} else {
setTextToFalse();
}
};
function AndCheck(){
if (numberOne < 20 && numberTwo > numberOne){
setTextToTrue();
} else {
setTextToFalse();
}
};
function OrCheck(){
if (numberOne > 50 || numberTwo > numberOne){
setTextToTrue();
} else {
setTextToFalse();
}
};
</script>
</body>
</html>

5
oppgaver/uke3/this.html
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@ -4,6 +4,7 @@
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
.box{
height: 100px;
@ -42,8 +43,8 @@
element.innerHTML = "hei";
};
function letterPressed(letter){
let letterPress = letter;
console.log('${letterPress}');
let letterPress = letter.innerHTML;
console.log(letterPress);
document.getElementById('letter').innerHTML = `${letterPress}`;
}
</script>