Search Results
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Finding Common Lines in Two Containers
Updated on: Feb 18, 2018
This lesson demonstrates how to find the common lines in two containers, this is a useful function for comparing lists.
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Listing all the unique words in a piece of text
Updated on: Feb 16, 2018
This lesson demonstrates how to list each unique word in a piece of text.
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How do I Store an Array Variable Inside of Another Array Variable?
This lesson describes how to create two dimensional arrays in the context of a simple board game. Data extraction and visualization examples are provided as part of the sample code.
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Using Arrays in a Word Finder App
<p>In this lesson we will see how to use revTalk to build a small Word Finder application. This application was originally developed by one of the Rev team to 'assist' him in his Scrabble playing, it's handy but perhaps not strictly within the rules of the game..</p> <p>The Revolution Word Finde... -
How do I rename a key in an array?
Since it is not possible to rename a key value in an array using revTalk. This lesson will demonstrate deleting an existing key in an array and placing the value in a new key.
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How do I Search an Array?
Updated on: Apr 12, 2024
This lesson describes two frequently used algorithms for finding entries in an array. Sample code is also provided.
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How do I Display an Array in Human Readable Form?
This lesson describes how to implement a short recursive algorithm to display arbitrarily nested arrays that contain printable data. Sample code is provided.
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How do I display an array in a table field?
Arrays are not plain text and cannot be displayed in a field without some extra work first.
This lesson shows how to use the "combine" command to convert data from an array to text. -
How do I convert tab delimited data into an array?
Converting tab delimited data to an array can be confusing at first. Read about a few ways one could go about it, including reordering of tabular data, simple two row tables and a complex example.
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How do I add keys to or delete keys from an array?
When creating or working with arrays you will often want to add or delete keys from your array. This is simple in revTalk, this lesson will show you how to create an array, add keys to it and delete keys from it.