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August 16, 2016 18:17
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| // Promises kan bare endre tilstand en gang. | |
| // Denne executor-funksjonen forsøker å kalle på | |
| // resolve to ganger, men resolve-callbacket blir | |
| // bare kalt en gang | |
| new Promise((resolve, reject) => { | |
| resolve('fulfilled'); | |
| resolve('fulfilled 2'); | |
| }).then((value) => { | |
| console.log('then', value); | |
| }); | |
| // Likeledes blir bare reject kalt en gang | |
| new Promise((resolve, reject) => { | |
| reject('rejected'); | |
| reject('rejected 2'); | |
| }).catch((reason) => { | |
| console.error(reason); | |
| }); |
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