Lists

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Programming basics[1]

A list is a data structure in Python that is a mutable, or changeable, ordered sequence of elements. Each element or value that is inside of a list is called an item. Just as strings are defined as characters between quotes, lists are defined by having values between square brackets [ ].[2]

Please be careful as lists can be thought of as analogous to arrays, but they aren't the same thing. Arrays traditionally have a fixed memory size whilst lists have dynamic memory allocation. When you are working in Python, call a list a list. When you are working in PHP or Javascript, call an array an array. When you are working in C, call for help!

creating a list[edit]

accessing a list[edit]

inserting into a list[edit]

deleting a list or deleting an element from a list[edit]

finding an element in a list[edit]

sorting a list[edit]

Do you understand this?[edit]

Standards[edit]

  • Construct algorithms using pre- defined sub-programmes, one- dimensional arrays and/or collections.


References[edit]