- Displays a reactive form with controls defined in a JSON file
- Code from Joshua Morony - see 👏 Inspiration below
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- Load dependencies using
npm i, - To start the server on localhost://8100 type: 'ionic serve'
json-form.component.ts method to create a form from the data-form.json values
createForm(controls: IJsonFormControls[]){for(constcontrolofcontrols){constvalidatorsToAdd=[];for(const[key,value]ofObject.entries(control.validators)){switch(key){case'min':
validatorsToAdd.push(Validators.min(value));break;case'max':
validatorsToAdd.push(Validators.max(value));break;case'required':
if(value){validatorsToAdd.push(Validators.required);}break;case'requiredTrue':
if(value){validatorsToAdd.push(Validators.requiredTrue);}break;case'email':
if(value){validatorsToAdd.push(Validators.email);}break;case'minLength':
validatorsToAdd.push(Validators.minLength(value));break;case'maxLength':
validatorsToAdd.push(Validators.maxLength(value));break;case'pattern':
validatorsToAdd.push(Validators.pattern(value));break;case'nullValidator':
if(value){validatorsToAdd.push(Validators.nullValidator);}break;default:
break;}}this.dataForm.addControl(control.name,this.fb.control(control.value,validatorsToAdd));}console.log('data form: ',this.dataForm);}- Defines reactive form controls from a JSON file
- Status: Working
- To-do: Nothing
- Repo created by ABateman, email:
gomezbateman@yahoo.com