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JavaScript JavaScript Array Iteration Methods Array Manipulation Practice map()

Shafique Mohammed
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Shafique Mohammed
Front End Web Development Techdegree Student 13,625 Points
Posted by Shafique Mohammed
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Shafique Mohammed
Front End Web Development Techdegree Student 13,625 Points

I need help with map method on the daysOfWeek array, I'm trying to create a new array with abbreviated weekdays.

I need help with map method I am trying to create a new array to display abbreviated days of the week. The code I have produced the array is being displayed 7 times instead of one if anyone can help me would be a great help thanks in advance

app.js 
const daysOfWeek = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];
let abbreviatedDays;

// abbreviatedDays should be: ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"]
// Write your code below

abbreviatedDays = daysOfWeek.map(function(item, index, array) {
    // Return element for new_array

    return array = ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"]
});

console.log(abbreviatedDay);

2 Answers

Thomas Nilsen
Thomas Nilsen
14,957 Points
Thomas Nilsen
Thomas Nilsen
14,957 Points

Do you mean something like this?

const daysOfWeek = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];

let abbreviatedDays = daysOfWeek.map(day => day.substr(0,3))

//This prints
//[ 'Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat' ]
console.log(abbreviatedDays);