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- /**
- * Napiste funkci, ktera z dat v promenne json vytvori pole pouze s barvami, pouze takove aby se
- * dana barva v poli vyskytovala 1x.
- */
- const jsonBarvy = [
- {
- "number": 1,
- "color": "pink"
- },
- {
- "number": 2,
- "color": "red"
- },
- {
- "number": 3,
- "color": "blue"
- },
- {
- "number": 4,
- "color": "green"
- },
- {
- "number": 5,
- "color": "red"
- },
- {
- "number": 6,
- "color": "green"
- },
- ]
- function vezmiBarvy(jsonBarvicky) {
- let barvicky = [];
- for (let a = 0; a < jsonBarvicky.length; a++) {
- let barvickyTed = jsonBarvicky[a].color;
- if (!(barvicky.includes(barvickyTed))) {
- barvicky.push(barvickyTed);
- }
- }
- return barvicky;
- }
- console.log(vezmiBarvy(jsonBarvy));
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