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Start your free trialBegana Choi
Courses Plus Student 13,126 Pointswhy concat doesn't work with {}?
const flatMovies = movies.reduce((arr,movie)=> {arr.concat(movie)},[]);
why this code doesn't work but without {} is working?
1 Answer
Steven Parker
231,272 PointsIn the full arrow function syntax, where you have a code body in braces, nothing is returned unless you include an explicit "return" statement.
But in the abbreviated syntax, where you have only a single expression and no braces, the result of the expression is automatically returned.
Begana Choi
Courses Plus Student 13,126 PointsBegana Choi
Courses Plus Student 13,126 Pointsthank you so much!