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JS Date adventures
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| var days = ["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"]; | |
| var months = ["January","February","March","April","May","June","July","August","September","October","November","December"]; | |
| var startIST = new Date ('Jan 12 2017 10:00'); | |
| var endIST = new Date ('Jan 13 2018 10:30'); | |
| var startLocal = new Date(new Date(startIST).setMinutes(startIST.getMinutes() + ((new Date().getTimezoneOffset()) * -1) - 330)); | |
| var endLocal = new Date(new Date(endIST).setMinutes(endIST.getMinutes() + ((new Date().getTimezoneOffset()) * -1) - 330)); | |
| console.log("Start: "+days[startLocal.getDay()]+" "+ startLocal.getDate()+" "+ months[startLocal.getMonth()] +" "+startLocal.getFullYear() +'\n'+endLocal); |
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| var days = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday']; | |
| var months = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December']; | |
| var startIST = new Date('Jan 12 2017 00:53'); | |
| var endIST = new Date('Jan 13 2018 10:30'); | |
| var dayLightSaving = 0; | |
| var offset = +1 * (5 * 60 + 30) + dayLightSaving; // IST is +05:30 offset from GMT 5*60+30 = 330 | |
| var startLocal = new Date(new Date(startIST).setMinutes(startIST.getMinutes() - (new Date().getTimezoneOffset() + offset))); | |
| var endLocal = new Date(new Date(endIST).setMinutes(endIST.getMinutes() - (new Date().getTimezoneOffset() + offset))); | |
| function Localize(IST, Local) { | |
| this.IST = IST; | |
| this.Local = Local; | |
| } | |
| var startISTDate = `${days[startIST.getDay()]} ${startIST.getDate()} ${months[startIST.getMonth()]} ${startIST.getFullYear()}`; | |
| var startISTTime = `${String(startIST.getHours()).padStart(2, "0")}:${String(startIST.getMinutes()).padStart(2, "0")}:${String(startIST.getSeconds()).padStart(2, "0")}`; | |
| var endISTDate = `${days[endIST.getDay()]} ${endIST.getDate()} ${months[endIST.getMonth()]} ${endIST.getFullYear()}`; | |
| var endISTTime = `${String(endIST.getHours()).padStart(2, "0")}:${String(endIST.getMinutes()).padStart(2, "0")}:${String(endIST.getSeconds()).padStart(2, "0")}`; | |
| var startLocalDate = `${days[startLocal.getDay()]} ${startLocal.getDate()} ${months[startLocal.getMonth()]} ${startLocal.getFullYear()}`; | |
| var startLocalTime = `${String(startLocal.getHours()).padStart(2, "0")}:${String(startLocal.getMinutes()).padStart(2, "0")}:${String(startLocal.getSeconds()).padStart(2, "0")}`; | |
| var endLocalDate = `${days[endLocal.getDay()]} ${endLocal.getDate()} ${months[endLocal.getMonth()]} ${endLocal.getFullYear()}`; | |
| var endLocalTime = `${String(endLocal.getHours()).padStart(2, "0")}:${String(endLocal.getMinutes()).padStart(2, "0")}:${String(endLocal.getSeconds()).padStart(2, "0")}`; | |
| var start = new Localize(`${startISTDate} ${startISTTime}`, `${startLocalDate} ${startLocalTime}`); | |
| var end = new Localize(`${endISTDate} ${endISTTime}`, `${endLocalDate} ${endLocalTime}`); | |
| console.table([start, end]); |
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