Created
October 19, 2020 18:04
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Položky
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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>Nákupní seznam</title> | |
<script src="script.js" defer></script> | |
</head> | |
<body> | |
<div id="app"></div> | |
<label> | |
Co koupit: | |
<input id="co-koupit" /> | |
</label> | |
<label> | |
Kolik: | |
<input id="kolik" /> | |
</label> | |
<button id="pridat">Přidat do seznamu</button> | |
</body> | |
</html> |
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// http://nove.kodim.cz/czechitas/daweb/pokrocily-js/volani-api/#aktualizace-obsahu-stranky | |
const Polozka = (props) => { | |
return `<li>${props.jmeno} - ${props.pocet}</li>` | |
} | |
const celeBody = document.querySelector('#app') | |
const data = [ | |
{ jmeno: 'mrkev', pocet: '3ks' }, | |
{ jmeno: 'paprika', pocet: '2ks' }, | |
{ jmeno: 'cibule', pocet: '2ks' }, | |
{ jmeno: 'čínské zelí', pocet: '1ks' }, | |
{ jmeno: 'arašídy', pocet: '250g' }, | |
{ jmeno: 'sojová omáčka', pocet: '1ks' }, | |
] | |
const ListPolozek = (props) => { | |
let vysledek = `Nakupuje: ${props.kdoNakupuje} <ul>` | |
for (let i = 0; i < props.nakup.length; i++) { | |
vysledek += Polozka(props.nakup[i]) | |
} | |
return vysledek + '</ul>' | |
} | |
celeBody.innerHTML = ListPolozek({ | |
nakup: data, | |
kdoNakupuje: 'Filip', | |
}) | |
const coKoupit = document.querySelector('#co-koupit') | |
const kolik = document.querySelector('#kolik') | |
const pridat = document.querySelector('#pridat') | |
pridat.addEventListener('click', () => { | |
data.push({ | |
jmeno: coKoupit.value, | |
pocet: kolik.value, | |
}) | |
//coKoupit.value = '' | |
//kolik.value = '' | |
celeBody.innerHTML = ListPolozek({ | |
nakup: data, | |
kdoNakupuje: 'Filip', | |
}) | |
}) |
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