Dictionary items are ordered, changeable, and do not allow duplicates. Dictionary items are presented in key:value pairs, and can be referred to by using the key name.

Related Pages Tutorial: Python Dictionary Tutorial: Access Dictionary Items Dictionary Methods

Accessing Items You can access the items of a dictionary by referring to its key name, inside square brackets:

C is a general-purpose programming language that has been widely used for over 50 years. C is very powerful; it has been used to develop operating systems, databases, applications, etc.

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HTML stands for Hyper Text Markup Language HTML is the standard markup language for creating Web pages HTML describes the structure of a Web page HTML consists of a series …

At W3Schools you will find complete references about HTML elements, attributes, events, color names, entities, character-sets, URL encoding, language codes, HTTP messages, browser …

JavaScript Values The JavaScript syntax defines two types of values: Literals (Fixed values) Variables (Variable values)

Execute Python Syntax As we learned in the previous page, Python syntax can be executed by writing directly in the Command Line: >>> print ("Hello, World!") Hello, World! Or by creating a …

Rust is a popular programming language used to build everything from web servers to game engines. Rust is known for being very fast, and is similar to C and C++ in language.