get the last item in an array

var a = document.getElementById(‘myElementID’); a.href = “http://www.mywebsite.com”; Here is what the above code is Doing: 1. We’re getting the element with the ID of myElementID. 2. We’re setting the href attribute of that element to http://www.mywebsite.com.

// ascending and discending for number const arr1 = [21, 2100, 2, 35000]; const arr2 = [21, 2100, 2, 35000]; let ascN = arr1.sort((f, s) => f – s); let dscN = arr2.sort((f, s) => s – f); // ascending and discending for string const arr3 = [’21’, ‘2100’, ‘2’, ‘35000’]; const arr4 = [’21’,…

moment .duration(moment(endTime, ‘YYYY/MM/DD HH:mm’) .diff(moment(startTime, ‘YYYY/MM/DD HH:mm’)) ).asHours() Here is what the above code is Doing: 1. We’re using moment.js to create a moment object from the startTime string. 2. We’re using moment.js to create a moment object from the endTime string. 3. We’re using moment.js to get the difference between the two moment objects….

var currentYear= new Date().getFullYear(); Here is what the above code is Doing: 1. We’re creating a variable called currentYear and setting it equal to the current year. 2. We’re creating a variable called currentMonth and setting it equal to the current month. 3. We’re creating a variable called currentDay and setting it equal to the…

this.$store.getters.doneTodosCount Here is what the above code is Doing: 1. The getter will receive the state as the first argument 2. If you pass additional arguments to getter, they will be received by getter as the second argument

let a = document.createElement(‘a’); a.href = “data:application/octet-stream,”+encodeURIComponent(‘”My DATA”‘); a.download = ‘myFile.json’; a.click(); // we not add ‘a’ to DOM so no need to remove Here is what the above code is Doing: 1. Create a new anchor element 2. Set the href attribute to the data you want to download 3. Set the download attribute…