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The setvalue sets the value in each and every form control of formgroup.
Angular material mat option default value. With angular material there is no selected property on mat option while there is a request to support this andrey kolybelnikov explains how this works. Depending on a use case it is good to know that initializing some default options as selected might not work by simply binding to the ngmodel because default values are different object instances than those in the options array. You can read more about selects in the material design spec it is designed to work inside of a mat form field element. Mat select not selecting default 7.
We cannot omit any form control in setvalue but when we want to assign only few form controls of formgroup then we need to use patchvalue. So it seems you need to have the mat select and the mat option values not only be the same number if you are presenting numbers but also let them be of type. I am trying to set the value to default to one of the options however it is being left selected when the page renders. Mat select is a form control for selecting a value from a set of options similar to the native select element.
An angular material form control is an essential component especially when working with the data. There are some angular material form controls like autocomplete checkbox date picker form field input radio button select slider and slide toggle. We can also use selected attribute in option tag of select element to set default value selected in select box. To use angular material select use mat select formcontrol for selecting a value from the set of options.
To set and get a value for mat select use value ngmodel formcontrol and formcontrolname property. To add elements to select option we need to use mat option element and to bind value with mat option use value property of it. Angular material provides mat select form control for selecting a value from a set of options similar to the native select element. Angular material select is created using mat select which is a form control for selecting a value from a set of options.
You can read more about selects in the material design spec.
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