Sylvain Pollet-Villard sylvainpolletvillard
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| if(!("valueAsDate" in HTMLInputElement.prototype)){ | |
| Object.defineProperty(HTMLInputElement.prototype, "valueAsDate", { | |
| get: function(){ | |
| var d = this.value.split(/\D/); | |
| return new Date(d[0], --d[1], d[2]); | |
| }, | |
| set: function(d){ | |
| var day = ("0" + d.getDate()).slice(-2), | |
| month = ("0" + (d.getMonth() + 1)).slice(-2), | |
| datestr = d.getFullYear()+"-"+month+"-"+day; |
sylvainpolletvillard
/ observe-sham.js
Created
October 27, 2015 14:21
Cant wait for Object.observe, so I wrote my own change detection system: simplistic, but I dont need anything else
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| (function (globals, factory) { | |
| if (typeof define === 'function' && define.amd) define(factory); // AMD | |
| else if (typeof exports === 'object') module.exports = factory(); // Node | |
| else globals['observe'] = factory(); // globals | |
| }(this, function () { | |
| var ARRAY_MUTATOR_METHODS = ["pop", "push", "reverse", "shift", "sort", "splice", "unshift"]; | |
| return function observe(o, notify, signature) { |
sylvainpolletvillard
/ gist:fcdd71c6af9dd151a3d4
Last active
November 30, 2015 00:13
Problems with constructors in JS
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| // 1) it is dangerous to have a `constructor` property, but not forbidden | |
| function Car(model){ | |
| this.model = model; | |
| this.speed = 0; | |
| } | |
| function Car2(model, constructor){ | |
| this.model = model; | |
| this.constructor = constructor; |
sylvainpolletvillard
/ gist:05da2047e74442522ee9
Last active
February 14, 2016 00:47
array permutations
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| function getPermutations(arr){ | |
| var permutations = []; | |
| (function _(stack, rest){ | |
| rest.length | |
| ? rest.map((el, i) => _([...stack, el], rest.filter((x,j) => i!=j))) | |
| : permutations.push(stack) | |
| })([], arr); | |
| return permutations | |
| } |
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| /** | |
| * FORKED FROM: https://gist.githubusercontent.com/remy/370590/raw/0ade67d1b83b31c8eab1acc1f354ce425d290377/details.js | |
| */ | |
| (function (window, document) { | |
| if ('open' in document.createElement('details')) return; // no polyfill necessary | |
| var addEvent = function (el, type, fn) { | |
| if (el && el.nodeName || el === window) { | |
| if (document.addEventListener) { | |
| el.addEventListener(type, fn, false); |
sylvainpolletvillard
/ basic date formatting helper
Created
May 30, 2016 17:02
Basic date formatting helper
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| function formatDate(value, format) { | |
| var date = value && value instanceof Date ? value : new Date(value); | |
| return format | |
| .replace("YYYY", date.getFullYear().toString()) | |
| .replace("YY", date.getFullYear().toString().substr(2, 2)) | |
| .replace("MM", (date.getMonth() + 1).toString().replace(/^(\d)$/, '0$1')) | |
| .replace("M", (date.getMonth() + 1).toString()) | |
| .replace("DD", date.getDate().toString().replace(/^(\d)$/, '0$1')) | |
| .replace("D", date.getDate().toString()) |
sylvainpolletvillard
/ Object.getAllPropertyNames
Created
June 1, 2016 21:24
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| function getAllPropertyNames(o){ return o ? Object.getOwnPropertyNames(o).concat(getAllPropertyNames(Object.getPrototypeOf(o))) : [] } | |
| Object.prototype.getAllPropertyNames = function(){ return getAllPropertyNames(this) } |
sylvainpolletvillard
/ chess.js
Last active
December 25, 2021 15:17
Óscar Toledo G.Nanochess writen in 6chars.js
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| [][[[]+[][+[]]][+[]][++[++[++[++[[]][+[]]][+[]]][+[]]][+[]]]+[[]+[][+[]]][+[]][++[++[++[++[++[[]][+[]]][+[]]][+[]]][+[]]][+[]]]+[[]+[][+[]]][+[]][++[[]][+[]]]+[[]+[][+[]]][+[]][++[++[[]][+[]]][+[]]]][[[][[[]+[][+[]]][+[]][++[++[++[++[[]][+[]]][+[]]][+[]]][+[]]]+[[]+[][+[]]][+[]][++[++[++[++[++[[]][+[]]][+[]]][+[]]][+[]]][+[]]]+[[]+[][+[]]][+[]][++[[]][+[]]]+[[]+[][+[]]][+[]][++[++[[]][+[]]][+[]]]]+[]][+[]][++[++[++[[]][+[]]][+[]]][+[]]]+[[][[[]+[][+[]]][+[]][++[++[++[++[[]][+[]]][+[]]][+[]]][+[]]]+[[]+[][+[]]][+[]][++[++[++[++[++[[]][+[]]][+[]]][+[]]][+[]]][+[]]]+[[]+[][+[]]][+[]][++[[]][+[]]]+[[]+[][+[]]][+[]][++[++[[]][+[]]][+[]]]]+[]][+[]][++[++[++[++[++[++[[]][+[]]][+[]]][+[]]][+[]]][+[]]][+[]]]+[[]+[][+[]]][+[]][++[[]][+[]]]+[[![]][+[]]+[]][+[]][++[++[++[[]][+[]]][+[]]][+[]]]+[+[++[+[]][+[]]+[]+[[]+[][+[]]][+[]][++[++[++[+[]][+[]]][+[]]][+[]]]+[++[+[]][+[]]+[]][+[]]+[+[]]+[+[]]+[+[]]][+[]]+[]][+[]][++[++[++[++[++[++[[]][+[]]][+[]]][+[]]][+[]]][+[]]][+[]]]+[[!![]][+[]]+[]][+[]][++[+[]][+[]]]+[[]+[][+[]]][ |
sylvainpolletvillard
/ 666.js
Created
September 8, 2016 22:02
currently thinking of the most obscure way to declare factorial function in JS
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| f=_=>!_||_*f(~-_) |
sylvainpolletvillard
/ hurray.js
Created
December 19, 2016 23:48
Hurray; Array subclass with hash destructuring for method callbacks, and a few helpers
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| class Hurray extends Array { | |
| forEach(callback){ | |
| super.forEach.call(this, (...args) => callback(Hurray.iterator(...args))); | |
| return this; // make forEach chainable | |
| } | |
| every(callback){ return super.every.call(this, (...args) => callback(Hurray.iterator(...args))) } | |
| filter(callback){ return super.filter.call(this, (...args) => callback(Hurray.iterator(...args))) } | |
| find(callback){ return super.find.call(this, (...args) => callback(Hurray.iterator(...args))) } | |
| findIndex(callback){ return super.findIndex.call(this, (...args) => callback(Hurray.iterator(...args))) } |
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