MatTableDataSource. Data source that accepts a client-side data array and includes native support of filtering, sorting (using MatSort), and pagination (using MatPaginator). Allows for sort customization by overriding sortingDataAccessor, which defines how data properties are accessed.

How do you use a mat-table?

Creating a Simple table in Angular using mat-table

  1. Step 1: Import MatTableModule.
  2. Step 2: Creating Data source for the table.
  3. Step 3: Bind the data source to the mat-table.
  4. Step 4: Add the column templates.
  5. Step 4: Displaying the data using row templates.


What is filterPredicate?

Default filterPredicate function combines all columns values and checks if the filter string exists in the combined string. For example consider a row in our table ab,cd. The combined string is ab◬cd. filterPredicate uses a special character(◬) in between the column values while appending.

What is multiTemplateDataRows?

multiTemplateDataRows have a different variable to hold the row’s index called dataIndex . Access the row’s index using let k = dataIndex .

How do you use MatSort?

Steps to add sorting to the mat-table.

  1. Step 1: Import MatSortModule. …
  2. Step 2: Import MatSort and sort in the component. …
  3. Step 3: Add matSort directive to the table. …
  4. Step 4: Add mat-sort-header directive to the required column headers. …
  5. Step 5: Assign MatSort to the mat-table data source.


What is DataSource in angular?

The DataSource is meant to serve a place to encapsulate any sorting, filtering, pagination, and data retrieval logic specific to the application. So, a datasource therefore contains all logic required for sorting, filtering and paginating data.

What is MatColumnDef in angular?

MatColumnDef extends CdkColumnDef



Column definition for the mat-table. Defines a set of cells available for a table column.

What is filters in angular?

Filter is an important part in AngularJS as well as Angular 2 or Angular 4. It is basically used to filter an item from a group of items, which are there in an array or an object array. It selects a subset of the items from an array and returns it as a new array and this item is displayed on UI.

How do you use a mat table filter?

Search and filter a mat-table in Angular

  1. Step 1: Add a search input box. First we have to add search box above the mat-table . …
  2. Step 2: Add filter function. On input (keyup) event we will track the user input and pass it to the component ts file. …
  3. Step 3: Apply filter on MatTableDataSource.


How does dataSource filter work angular?

Every time when you set the dataSource. filter — Angular passes through all objects (rows) that are currently located in dataSource: MatTableDataSource<> and call filterPredicate(). filterPredicate: ((data: T, filter: string) => boolean); FilterPredicate checks if a data object matches the data source’s filter string.

How do you display data from API in angular material table?

Quote from the video:
Quote from video: It in the console. So if we go and look. And i bring up f12. We can see that there's an array of 200 items. And as i would expect each one we can expand. And show all of those. Details.

What are angular materials?

Angular Material is a User Interface (UI) component library that developers can use in their Angular projects to speed up the development of elegant and consistent user interfaces. Angular Material offers you reusable and beautiful UI components like Cards, Inputs, Data Tables, Datepickers, and much more.

What is difference between extract filter and data source filter in Tableau?

Extract filters modify the data in the local copy of data set which is extracted from the data source. Data source filters modify the data based on given condition. These filters apply on both live and extract connection.

How many types of filters are there in Tableau?

There are in total 6 types of filters in Tableau, which are,

  • Extract Filters.
  • Data Source Filters.
  • Context Filters.
  • Dimension Filters.
  • Measure Filters.
  • Table Filters.