Tag: key-value
Python: Iterate / Loop over Dictionary (All key-value pairs)
In this article we will discuss different ways to iterate over all key-value pairs of a dictionary. Table of Contents: Iterate over a dictionary using for loop over keys Iterate over key-value pairs of dictionary using dict.items() Iterate over a dictionary using list comprehension Iterate over specific key-value pairs of dictionary Suppose we have a …
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Get first key-value pair from a Python Dictionary
In this article, we will discuss different ways to fetch first key-value pair from a dictionary. Then we will also learn about a way to get first N key-value pairs from a python dictionary. Table of Contents Get first key-value pair of dictionary in python using iter() & next(). Get first key-value pair of dictionary …
Python: Print all key-value pairs of a dictionary
In this article, we will learn about different ways to print all items (key-value pairs) of a dictionary. Subscribe Table of Contents Print all pairs of dictionary using for loop and items() Print all pairs of dictionary by iterating over keys only Print all pairs of dictionary in reverse order Print all key-value pairs of …
Python: Print Specific key-value pairs of dictionary
In this article, we will discuss different ways to print specific key-value pairs of a dictionary. We can either use indexing or conditions to select few pairs from a dictionary and print them. Table of Contents Print specific key-value pairs from dictionary using indexing. Print first Key-value pair of dictionary. Print last Key-value pair of …
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Add key-value pairs to an empty dictionary in Python
This article will discuss different ways to add key-value pairs to an empty dictionary in python, like using [] operator, update() function or dictionary comprehension. Add key-value pairs to an empty dictionary using [] operator Suppose we have an empty dictionary like this, # Creating an empty dictionary sample_dict = {} To add a new …
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Convert an Object{} to an Array[] of key-value pairs in Javascript
While working with javascript objects and arrays, the generic requirement developers encounter is converting an object to an array of key-value pairs. This article demonstrates easy ways to convert objects to an array of key-value pairs in javascript using different methods and example illustrations. Table of Contents: Convert an Object{} to an Array[] of Key-Value …
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