datahub/_includes/tutorial-basics-ex-1.js
Rufus Pollock d599f75e85 [model,refator][s]: reintroduce summary on Record object deprecating recordSummary on Dataset.
* Reverses change in 1dadc1106bd2dbcad4580d3889e15ac44c865f80
* Record now has fields attribute passed down from Dataset. This is needed in order to support summary method and also makes sense -- as pointed out by @zephod
* Update examples
2012-07-09 01:29:46 +01:00

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JavaScript

// (for convenience) assume availability of jquery
// must have div with class="ex-1"
var $el = $('.ex-1');
// total number of records resulting from latest query
$el.append('Total found: ' + dataset.recordCount + '<br />');
$el.append('Total returned: ' + dataset.records.length);
$el.append('<hr />');
// get 2nd record in list (note collection indexes off 0!)
// this is an instance of a Record object
var record = dataset.records.at(1);
// if records have an id you can get by id too ...
// var record = dataset.records.get(record-id);
// To get record attribute we use 'get'
var recdate = record.get('date');
$el.append('Date is: ' + recdate);
$el.append('<hr />');
// We can also convert the Record back to simple JS object
var simple = record.toJSON();
$el.append('<h4>Record as simple object</h4>');
$el.append('<pre>' + JSON.stringify(simple, null, 2) + '</pre>');