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Homework #7

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Homework #7

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5779dbd
Loops done
R0dn3yS Jan 19, 2023
c9233bc
loops and arrays
R0dn3yS Jan 19, 2023
c0187ba
Optimizations
R0dn3yS Jan 21, 2023
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16 changes: 14 additions & 2 deletions loops-and-arrays.js
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Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,10 @@ const names = ["Henk", "Piet", "Fred", "Joop"];
// Na jouw script zie je de aangepaste waardes:
// console.log(names) geeft: ["Henkje", "Pietje", "Fredje", "Joopje"]


for (let name of names) {
names[names.indexOf(name)] = name + 'je';
}
console.log(names);


// ==========================================
Expand All @@ -29,7 +32,11 @@ const numbers = [2, 4, 5, 29, 38];
// Na jouw script zie je de aangepaste waardes:
// console.log(numbers) geeft: [ 4, 8, 15, 87, 76 ];


for (const number of numbers) {
const multiBy = number % 2 === 0 ? 2 : 3
numbers[numbers.indexOf(number)] = number * multiBy;
}
console.log(numbers);


// ==========================================
Expand All @@ -53,3 +60,8 @@ const squares = [30, 2, 8, 24, 11];
// 'Het volume van 24 is 13824',
// 'Het volume van 11 is 1331'
// ]
for (const number of squares) {
squares[squares.indexOf(number)] = `Het volume van ${number} is ${number ** 3}`
}

console.log(squares);
21 changes: 18 additions & 3 deletions loops.js
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,9 @@
// Hoera!
// Hoera!
// ==========================================

for (let i = 0; i < 3; i++) {
console.log('Hoera!');
}


// ==========================================
Expand All @@ -17,7 +19,13 @@
// loop...
// klaar!
// ==========================================

for (let i = 0; i < 5; i++) {
if (i === 4) {
console.log('klaar!');
} else {
console.log('loop...')
}
}


// ==========================================
Expand All @@ -32,7 +40,10 @@

// Tip: een getal is oneven als je het door 2 deelt en er blijft nog iets over. Een getal is even als je het deelt door 2 en er blijft niets over. Google daarom eens naar 'mdn webdocs remainder operator'.
// ==========================================

for (let i = 0; i <= 15; i++) {
const isEven = i % 2 === 0 ? 'even' : 'oneven';
console.log(`${i} is ${isEven}`);
}


// ==========================================
Expand All @@ -50,4 +61,8 @@
// >> 8
// >> 9
// ==========================================
for (let i = 0; i <= 9; i++) {
const prefix = i >= 3 ? (i >= 6 ? '>> ' : '> ') : '';

console.log(`${prefix}${i}`);
}