Top "Iteration" questions

For-each over an array in JavaScript

How can I loop through all the entries in an array using JavaScript? I thought it was something like this: …

javascript arrays loops foreach iteration

Iterate through a HashMap

What's the best way to iterate over the items in a HashMap?

java loops hashmap iteration

How do I efficiently iterate over each entry in a Java Map?

If I have an object implementing the Map interface in Java and I wish to iterate over every pair contained …

java dictionary collections iteration

Ways to iterate over a list in Java

Being somewhat new to the Java language I'm trying to familiarize myself with all the ways (or at least the …

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Why is using "for...in" for array iteration a bad idea?

I've been told not to use for...in with arrays in JavaScript. Why not?

javascript arrays loops for-loop iteration

How to loop through array in jQuery?

I am trying to loop through an array. I have the following code: var currnt_image_list= '21,32,234,223'; var …

javascript jquery arrays loops iteration

Iterating each character in a string using Python

In C++, I can iterate over an std::string like this: std::string str = "Hello World!"; for (int i = 0; i &…

python string iteration

How to remove items from a list while iterating?

I'm iterating over a list of tuples in Python, and am attempting to remove them if they meet certain criteria. …

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How to iterate (keys, values) in javascript?

I have a dictionary that has the format of dictionary = {0: {object}, 1:{object}, 2:{object}} How can I iterate through this dictionary …

javascript object iteration

How to iterate over a JavaScript object?

I have an object in JavaScript: { abc: '...', bca: '...', zzz: '...', xxx: '...', ccc: '...…

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