Question

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rated 0 times [ 1] [ 6] / answers: 1 / hits: 111378 / 9 Years ago, sat, april 18, 2015, 12:00:00

I have an array that I want to change to upper case but I can´t make it work. Please help me.

var array2 = [melon,banana,apple,orange,lemon];



array2.toUpperCase()

I have also tried the below but it doesn´t work neither.

array2.map(toUpperCase);

Thanks in advance!

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answered 9 Years ago analiseg · Accepted Answer

you should use handler function in map:

var array2 = ["melon","banana","apple","orange","lemon"];

array2 = array2.map(function(x){ return x.toUpperCase(); })

edit: yes you can do

toUpper = function(x){ 

  return x.toUpperCase();

};

array2 = array2.map(toUpper);