Created
December 19, 2017 06:32
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Promise with Callback
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width"> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/bluebird/1.2.2/bluebird.js"></script> | |
| <title>JS Bin</title> | |
| </head> | |
| <body> | |
| <script id="jsbin-javascript"> | |
| /* ES5, using Bluebird */ | |
| var isMomHappy = true; | |
| // Promise | |
| var willIGetNewPhone = new Promise( | |
| function (resolve, reject) { | |
| if (isMomHappy) { | |
| var phone = { | |
| brand: 'Samsung', | |
| color: 'black' | |
| }; | |
| resolve(phone); | |
| } else { | |
| var reason = new Error('mom is not happy'); | |
| reject(reason); | |
| } | |
| } | |
| ); | |
| // call our promise | |
| var askMom = function () { | |
| willIGetNewPhone | |
| .then(function (fulfilled) { | |
| // yay, you got a new phone | |
| console.log(fulfilled); | |
| }) | |
| .catch(function (error) { | |
| // ops, mom don't buy it | |
| console.log(error.message); | |
| }); | |
| } | |
| askMom(); | |
| </script> | |
| <script id="jsbin-source-javascript" type="text/javascript">/* ES5, using Bluebird */ | |
| var isMomHappy = true; | |
| // Promise | |
| var willIGetNewPhone = new Promise( | |
| function (resolve, reject) { | |
| if (isMomHappy) { | |
| var phone = { | |
| brand: 'Samsung', | |
| color: 'black' | |
| }; | |
| resolve(phone); | |
| } else { | |
| var reason = new Error('mom is not happy'); | |
| reject(reason); | |
| } | |
| } | |
| ); | |
| // call our promise | |
| var askMom = function () { | |
| willIGetNewPhone | |
| .then(function (fulfilled) { | |
| // yay, you got a new phone | |
| console.log(fulfilled); | |
| }) | |
| .catch(function (error) { | |
| // ops, mom don't buy it | |
| console.log(error.message); | |
| }); | |
| } | |
| askMom();</script></body> | |
| </html> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| /* ES5, using Bluebird */ | |
| var isMomHappy = true; | |
| // Promise | |
| var willIGetNewPhone = new Promise( | |
| function (resolve, reject) { | |
| if (isMomHappy) { | |
| var phone = { | |
| brand: 'Samsung', | |
| color: 'black' | |
| }; | |
| resolve(phone); | |
| } else { | |
| var reason = new Error('mom is not happy'); | |
| reject(reason); | |
| } | |
| } | |
| ); | |
| // call our promise | |
| var askMom = function () { | |
| willIGetNewPhone | |
| .then(function (fulfilled) { | |
| // yay, you got a new phone | |
| console.log(fulfilled); | |
| }) | |
| .catch(function (error) { | |
| // ops, mom don't buy it | |
| console.log(error.message); | |
| }); | |
| } | |
| askMom(); |
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