Created
September 28, 2016 14:40
-
-
Save anonymous/2314a121955f2690e5dd210533f5d84f to your computer and use it in GitHub Desktop.
JS Bin // source http://jsbin.com/weyedimobo
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
<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
<meta name="viewport" content="width=device-width"> | |
<title>JS Bin</title> | |
</head> | |
<body> | |
<script id="jsbin-javascript"> | |
if (window.Promise) { | |
console.log('Promise found'); | |
var promise = new Promise(function(resolve, reject) { | |
var request = new XMLHttpRequest(); | |
request.open('GET', 'http://api.icndb.com/jokes/random'); | |
request.onload = function() { | |
if (request.status == 200) { | |
resolve(request.response); // we got data here, so resolve the Promise | |
} else { | |
reject(Error(request.statusText)); // status is not 200 OK, so reject | |
} | |
}; | |
request.onerror = function() { | |
reject(Error('Error fetching data.')); // error occurred, reject the Promise | |
}; | |
request.send(); //send the request | |
}); | |
console.log('Asynchronous request made.'); | |
promise.then(function(data) { | |
console.log('Got data! Promise fulfilled.'); | |
document.getElementsByTagName('body')[0].textContent = JSON.parse(data).value.joke; | |
}, function(error) { | |
console.log('Promise rejected.'); | |
console.log(error.message); | |
}); | |
} else { | |
console.log('Promise not available'); | |
} | |
</script> | |
<script id="jsbin-source-javascript" type="text/javascript">if (window.Promise) { | |
console.log('Promise found'); | |
var promise = new Promise(function(resolve, reject) { | |
var request = new XMLHttpRequest(); | |
request.open('GET', 'http://api.icndb.com/jokes/random'); | |
request.onload = function() { | |
if (request.status == 200) { | |
resolve(request.response); // we got data here, so resolve the Promise | |
} else { | |
reject(Error(request.statusText)); // status is not 200 OK, so reject | |
} | |
}; | |
request.onerror = function() { | |
reject(Error('Error fetching data.')); // error occurred, reject the Promise | |
}; | |
request.send(); //send the request | |
}); | |
console.log('Asynchronous request made.'); | |
promise.then(function(data) { | |
console.log('Got data! Promise fulfilled.'); | |
document.getElementsByTagName('body')[0].textContent = JSON.parse(data).value.joke; | |
}, function(error) { | |
console.log('Promise rejected.'); | |
console.log(error.message); | |
}); | |
} else { | |
console.log('Promise not available'); | |
}</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
if (window.Promise) { | |
console.log('Promise found'); | |
var promise = new Promise(function(resolve, reject) { | |
var request = new XMLHttpRequest(); | |
request.open('GET', 'http://api.icndb.com/jokes/random'); | |
request.onload = function() { | |
if (request.status == 200) { | |
resolve(request.response); // we got data here, so resolve the Promise | |
} else { | |
reject(Error(request.statusText)); // status is not 200 OK, so reject | |
} | |
}; | |
request.onerror = function() { | |
reject(Error('Error fetching data.')); // error occurred, reject the Promise | |
}; | |
request.send(); //send the request | |
}); | |
console.log('Asynchronous request made.'); | |
promise.then(function(data) { | |
console.log('Got data! Promise fulfilled.'); | |
document.getElementsByTagName('body')[0].textContent = JSON.parse(data).value.joke; | |
}, function(error) { | |
console.log('Promise rejected.'); | |
console.log(error.message); | |
}); | |
} else { | |
console.log('Promise not available'); | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Promise Example using API/JSON