47 lines
997 B
JavaScript
47 lines
997 B
JavaScript
const bilder = [
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{
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dateiname: "robot.png",
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beschreibung: "Frida Kahlo painting of a robot waving goodbye",
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},
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{
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dateiname: "meadow.png",
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beschreibung:
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"A photo of a wide green meadow and a clear blue sky",
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},
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{
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dateiname: "elephant.png",
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beschreibung: "A pink elephant in a small room",
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},
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{
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dateiname: "fhdortmund.png",
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beschreibung: "An expressive oil painting of FH Dortmund in summer",
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},
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];
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function holeStartBild(num){
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bilder[0].num = 0;
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return bilder[0];
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}
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function vor(current){
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var next = current + 1;
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if(next >= bilder.length){
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next = 0;
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}
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bilder[next].num = next;
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return bilder[next];
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}
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function zurueck(current){
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var prev = current - 1;
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if(prev < 0){
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prev = bilder.length - 1;
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}
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bilder[prev].num = prev;
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return bilder[prev];
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}
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// Hier den Code ergaenzen!
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module.exports.bilder = bilder;
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module.exports.holeStartBild = holeStartBild;
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module.exports.vor = vor;
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module.exports.zurueck = zurueck; |