It allows clicking header element to change sorting and displays arrow for sort direction.
Mat sort header default text.
S getheader obj returns the text used as the header when displaying obj this method is called once for the entire object array.
Each column should have a unique column name and it will contain the contents of its header and row cells.
Following is the content of the modified module descriptor app module ts.
To help users sort information column can be displayed sorting by default.
Inside the ng container we have defined mat header cell for displaying the id header and bind the data using row id to mat cell of our template.
After that add matsort directive on mat table wrapper then mat sort header on every column where you want sorting functionality.
Mat header cell with matheadercelldef contains the text for column header.
Arrow indicating current sort direction must be displayed.
The overriding implementation must support all states of the object including scalar nonscalar empty and deleted if obj is an instance of a handle class.
Mat cell having object key of data passed as variable in matcelldef.
The source code is available at github angular material table source code we are going to divide this post into several sections.
Override this method to create a custom header.
Mat sort header background color.
Now we need to assign matsort to our.
Mat sort header is the selector of matsortheader directive that applies sorting behavior and styles.
Introduction of the angular material series.
In this chapter we will showcase the configuration required to show a sort header using angular material.
Matsort is the selector of matsort directive that manages the sort state and provide default sort parameters.
Sorting by signal name in descending order is indicated with a downward arrow next to the column header name.
For the complete navigation and all the basic instructions of the angular material series check out.
The angular material data table header s font style and text alignment is set using the following css class as listed follows.
The mat sort header and matsort an angular directives are used to add sorting capability to a table header.