What is JsonPipe?

JsonPipe is an inbuilt pipe that converts a value/object into its JSON-format representation. It is usually used for debugging.

{{ value_expression | json }}

<form [formGroup] = "profileForm" >
  <label>
First Name: <input type="text" formControlName = "firstName"></label>
<label>Last Name: <input type="text" formControlName ="lastName"></label>

<div formGroupName="address">
<h4>Address</h4>
<label>Street:
<input type="text" formControlName = "street">
</label>
<label>City:
<input type="text" formControlName="city">
</label>
<label>State:
  <input type="text" formControlName="state">
  </label>
  <label>Zip:
    <input type="text" formControlName="zip">
  </label>

</div>
  
<button type="submit" (click)="onsubmit()" [disabled]="!profileForm.valid"> Submit</button> 
</form>
 {{profileForm.value}}

 {{profileForm.value | json }}

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