Ggplot change legend title

You can also remove all the legends in a graph, using theme. There are two ways of changing the legend title and labels. The first way is to tell the scale to use ggplot change legend title a different title and labels. The second way is to change data frame so that the factor has the desired form.

The goal of this R tutorial is to describe how to change the legend of a graph generated using ggplot2 package. Make sure that the variable dose is converted as a factor variable using the above R script. The allowed values for the arguments legend. Note that, the argument legend. In this case it is possible to position the legend inside the plotting area. Their values should be between 0 and 1. The R code below creates a scatter plot.

Ggplot change legend title

Start by creating a box plot using the ToothGrowth data set. Change the box plot fill color according to the grouping variable dose. The function labs can be used to easily update the legend title for a given aesthetic fill, color, size, shape, linetype, … :. Legend loction can be also a numeric vector c x,y , where x and y are the coordinates of the legend box. Their values should be between 0 and 1. This makes it possible to place the legend inside the plot. In this case the argument guide is used as follow. We introduce how to easily change a ggplot legend title, position and labels. The different steps are summarized as follow. This R graphics tutorial shows how to customize a ggplot legend. In the default setting of ggplot2, the legend is placed on the right of the plot. Reverse legend order. The easy way to reverse the order of legend items is to use the ggplot2 legend guides function.

How to move a ggplot2 legend with multiple rows to the bottom of a plot in R.

In this article, we will see how to change the legend title using ggplot2 in R Programming. We will use ScatterPlot. We use sample function to generate data for Users vector. Generally labs function is widely used for assigning title, subtitle, caption, and tags to plot, but it can also change the title of other aesthetics. Skip to content. Change Language.

A legend helps understand what the different plots on the same graph indicate. They basically provide labels or names for useful data depicted by graphs. In this article, we will discuss how legend names can be changed in R Programming Language. To change the legend title using this method, simply provide the required title as the value to its name attribute. Labs function is used to modify axis, labels, etc. It can be used to change the legend title by providing the appropriate title name to col attribute. Skip to content. Change Language. Open In App.

Ggplot change legend title

The goal of this R tutorial is to describe how to change the legend of a graph generated using ggplot2 package. Make sure that the variable dose is converted as a factor variable using the above R script. The allowed values for the arguments legend. Note that, the argument legend. In this case it is possible to position the legend inside the plotting area. Their values should be between 0 and 1. The R code below creates a scatter plot.

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Like Article Like. Suggest Changes. We will use ScatterPlot. Skip to content. You can also remove all the legends in a graph, using theme. ScatterPlor with changed title of Legend using labs. Change legend theme: background color, legend box border, font size and color. Suggest changes. In this article, we will see how to change the legend title using ggplot2 in R Programming. We use sample function to generate data for Users vector. ScatterPlor with changed title of Legend using guides. Their values should be between 0 and 1.

The aim of this tutorial is to describe how to modify plot titles main title , axis labels and legend titles using R software and ggplot2 package.

Suggest changes. Previous How to change legend title in ggplot2 in R? Generally labs function is widely used for assigning title, subtitle, caption, and tags to plot, but it can also change the title of other aesthetics. How to change legend title in R using ggplot? This analysis has been performed using R software ver. Work Experiences. Save Article. Please Login to comment In this case the argument guide is used as follow. View More. Additional Information. You will be notified via email once the article is available for improvement. What kind of Experience do you want to share?