Angular uses object identity by default to select options but in some scenarios there can be discrepancies when object values remains same but object identity is changed. To handle such scenarios, angular provides compareWith input with and element. I am pretty sure opt.id has value otherwise label should be empty as well and drop down has dataTS.DynamicMod Basically, when we try to set some predefined value to mat-select, it will not work directly because of some reference issue, so it unable to set the value. As I will cover this Post with live Working example to develop angular 4 dropdown default selected value, so the angularjs set dropdown value dynamically is used for this example is following below.. AngularJS Dropdown with Default Selected Value Example. Now we can easily set the custom selected element value from our controller. HTML select element with AngularJS data-binding.. Example Click Here to See Result. By default ng-options will set the selected value is 0 indexed value. Keywords : Angularjs dropdown / select box with default value example, Angularjs show dropdownlist default selected value example, Angularjs set default value in dropdown list. To add elements to Select option, we need to use element and to bind value with , use value property of it. Using these Input decorators we can also set the default values of the properties. If you want to set the different value as default value then you have to specify manually with the help of ng-model directive. We have bind the select element with ng-model and named as selecteddegree. Added two tests into MDB page as suggested in documentation when rendering in dom the name should be passing through to name attribute to both objectBut the dynamic one didn't get this. After this we will have our SELECT with ‘Canada’ selected as default That all is good, but what about having complex object as OPTION value, rather than a regular string. It also handles dynamic elements, which can be added using the ngRepeat or ngOptions directives.. compareFn function that tells Angular how to compare the values. This will make the select box to have the assigned value as the preselected as default. Overview. This is just a quick code snippet for those of you facing this slight problem when developing your applications using AngularJS 1.5. Tune In for more Angular updates. Assign the undefined to selectedUser have the select box to have the “Select User” as a default selection. Angular is a platform for building mobile & desktop web Based user friendly and light weight applications. Angular Material Select is created using which is a form control for selecting a value from a set of options. Below I had detailly elaborated in a comprehensive way on how to set default values for Angular 2 component. I am using Angular 7 and Angular Material. I want my to have a default value, but it is not working as expected. The select directive is used together with ngModel to provide data-binding between the scope and the control (including setting default values). To set and get a value for , use value, ngModel, formControl and formControlName property. Syntax: @Input() PropertyName = Default Value /* @Input country = 'India' */ Approach: First code the .html file with respect to requirements. In this tutorial, we will learn how to set value in template-driven forms in Angular.We will learn how to set the default or initial value to form controls, dynamically set values, reset the value of the form, etc. Retrieve & Assign Value: Now you can directly assign the required object to the ngModel selectedUser. Learn how to set the value of individual FormControl or a FormGroup and nested FormGroup.. We have covered how to create template-driven forms in the angular tutorial. On how to compare the values & desktop select default value angular Based User friendly and light applications! 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