Eduardo Reche eduardoreche
🤓
Cacodaimon
/ SumByKey.js
Created
November 4, 2013 21:12
A simple AngularJS filter for summarizing the values of an array containing objects by a key.
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| angular.module('caco.feed.filter', []) | |
| .filter('sumByKey', function() { | |
| return function(data, key) { | |
| if (typeof(data) === 'undefined' || typeof(key) === 'undefined') { | |
| return 0; | |
| } | |
| var sum = 0; | |
| for (var i = data.length - 1; i >= 0; i--) { | |
| sum += parseInt(data[i][key]); |
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| { | |
| "[javascript]": { | |
| "editor.defaultFormatter": "esbenp.prettier-vscode", | |
| "editor.autoClosingBrackets": "languageDefined" | |
| }, | |
| "prettier.printWidth": 80, | |
| "prettier.singleQuote": true, | |
| "editor.renderWhitespace": "all", | |
| "editor.renderControlCharacters": false, | |
| "terminal.integrated.minimumContrastRatio": 4.5, |