Angular Mat Select Multiple Set Value
To set and get a value for mat select use value ngmodel formcontrol and formcontrolname property.
Angular mat select multiple set value. You can read more about selects in the. Mat select is a form control for selecting a value from a set of options similar to the native select element. Find the example to set select option selected using setvalue dynamically. Angular material select component has a multi select feature which allows users to check multiple options.
Angular material select is created using mat select which is a form control for selecting a value from a set of options. Single select option in angular selectcontrolvalueaccessor writes values and listens changes for select element. However there is no way to provide an option to select all options with a mat select component out of the box. This directive works for both formsmodule and reactiveformsmodule.
In this post we will create a custom option component for selecting all items in mat select. Find the steps to use select element for single. To make it multiple selections just add a multiple attribute to the mat select. In the above form profile form control will be used for single select dropdown and technologies form control will be used for multiple select options in our demo.
Dynamically set value using formgroup setvalue setvalue sets the value in each and every form control of formgroup. Angular material select provides selectionchange event that emits when the selected value has been changed by the user. We can also use selected attribute in option tag of select element to set default value selected in select box. The event selectionchange is used with mat select element as following.
Ui component infrastructure and material design components for mobile and desktop angular web applications. Angular material multiple select option mat select is a form control for selecting a value from a set of options similar to the native select element. Using only mat select is the single selection mode by default. Quickly select all items in matselectmodule.
To add options to the select add mat option elements to the mat select each mat option has a value property that can be used to set the value that will.