Feb 17, 2012 · How can I loop through all the entries in an array using JavaScript?

Just a note: if you replace forEach with map above, it's then possible to aggregate values. map will then return a list of said values, thus potentially simplifying the code in other ways.

Are there any issues with using async / await in a forEach loop? I'm trying to loop through an array of files and await on the contents of each file.

Nov 29, 2011 · 1346 As of JavaScript 1.8.5 you can use Object.keys(obj) to get an Array of properties defined on the object itself (the ones that return true for obj.hasOwnProperty(key)). …

Apr 14, 2015 · How to function call using 'this' inside forEach loop Asked 10 years, 6 months ago Modified 3 years, 4 months ago Viewed 78k times

How would I iterate through all table rows (assuming the number of rows could change each time I check) and retrieve values from each cell in each row from within JavaScript?

I would like to alert each letter of a string, but I am unsure how to do this. So, if I have: var str = 'This is my string'; I would like to be able to separately alert T, h, i, s, etc. This is j...

May 31, 2017 · How to do .forEach () for object in javascript? [duplicate] Asked 8 years, 5 months ago Modified 8 years, 5 months ago Viewed 13k times

Jan 17, 2013 · Javascript Maps keep keys in insertion order, meaning you can iterate over them without having to check the hasOwnProperty, which was always really a hack. Iterate over a map:

Jun 10, 2010 · map is like forEach, but it returns an array of the results of the operation for each element. These methods all take a function for their first argument and have an optional …