The Polar bar is similar to the polar bar area chart, but each segment has the same angle - the radius of the segment differs depending on the value. The way of its sets the labels´ information over the polar also is different.
This type of chart is often useful when we want to show comparison data and also show a scale of values for context.
You can find a more in-depth explanation about the polar bar on this page: https://echarts.apache.org/examples/en/editor.html?c=bar-polar-label-tangential
Properties of Polar Bar Chart
Property Name
Data type
Type
Description
Data source
List
Data model
A list of labels and values.
Label
Text
Expression
Set the label of the polar bar chart.
Value
Number
Expression
Set the values of the polar bar chart.
Max value
Number
Expression
Bar values will be limited to the max value.
Start angle
Number
Expression
to set the size of the start angle of the axis of the chart.
Show labels
Boolean
Expression
Show or hide labels on top of the chart.
Show animation
Boolean
Expression
To activate the animation of the label on the polar bar chart.
Background color
Text
Expression
The background color, a hexadecimal number.
Bar color
Text
Expression
The color of the bars, hexadecimal format.
Height
Text
Expression
Set the height of the polar bar chart. The default value is “500 px”.