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JavaScript JavaScript Array Iteration Methods Array Manipulation Practice map()

Posted by Daniel Benisti
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Daniel Benisti
Front End Web Development Techdegree Graduate 22,224 Points

help please

i just dont know how to show only the three first letters

app.js 
const daysOfWeek = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];
let abbreviatedDays = daysOfWeek.map( day => {
day = day[0][1][2];
});

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

1 Answer

Elijah Quesada
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Elijah Quesada
Front End Web Development Techdegree Graduate 32,965 Points

You could use the string.slice method on each string in the array.

abbreviatedDays = daysOfWeek.map(day => day.slice(0, 3));

or 

abbreviatedDays = daysOfWeek.map(day => {
 return day.slice(0, 3); 
});