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function asyncFunc1 () { | |
console.log("Выполняюсь 1"); | |
return new Promise(function(resolve, reject) { | |
setTimeout( () => resolve({message: "First done!"}), 200 ); | |
}); | |
}; | |
function asyncFunc2 () { | |
console.log("Выполняюсь 2"); | |
return new Promise(function(resolve, reject) { | |
setTimeout( () => resolve({message: "Second done!"}), 400 ); | |
}); | |
}; | |
function asyncFunc3 () { | |
console.log("Выполняюсь 3"); | |
return new Promise(function(resolve, reject) { | |
setTimeout( () => resolve({message: "Third done!"}), 600 ); | |
}); | |
}; | |
function callback ( data ) { console.log( data.message ) }; | |
async function startAsync () { | |
// Работают синхронно, в нужном нам порядке | |
setTimeout(() => console.log("Some Task"), 500); | |
let data1 = await asyncFunc1(); | |
let data2 = await asyncFunc2(); | |
let data3 = await asyncFunc3(); | |
console.log("startAsync:", data1.message, data2.message, data3.message); | |
}; | |
startAsync(); | |
/* | |
В консоли получим: | |
Выполняюсь 1 | |
Выполняюсь 2 | |
Some Task | |
Выполняюсь 3 | |
startAsync: First done! Second done! Third done! | |
*/ |
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