/Javascript/AngularJS/Get all form errors angular

Get all form errors angular

getAllErrors(form: FormGroup | FormArray): { [key: string]: any; } | null {
    let hasError = false;
    const result = Object.keys(form.controls).reduce((acc, key) => {
        const control = form.get(key);
        const errors = (control instanceof FormGroup || control instanceof FormArray)
            ? this.getAllErrors(control)
            : control.errors;
        if (errors) {
            acc[key] = errors;
            hasError = true;
        }
        return acc;
    }, {} as { [key: string]: any; });
    return hasError ? result : null;
}

Similar codes

3 votes146 views1 answer
Scoll a div to bottom in angular
Javascript AngularJS
0 vote133 views1 answer
Angular tooltip text ngif
Javascript AngularJS
0 vote136 views3 answers
Angular loop
Javascript AngularJS
0 vote131 views1 answer
Angular ng class with animation
Javascript AngularJS
0 vote144 views3 answers
Barcode scanner angularjs chrome browser issues
Javascript AngularJS
2 votes167 views1 answer
Disable formcontrol angular
Javascript AngularJS
0 vote139 views1 answer
Angular img src binding
Javascript AngularJS
0 vote128 views1 answer
Remove unused javascript angular
Javascript AngularJS
0 vote149 views2 answers
This version of CLI is only compatible with Angular versions 0.0.0 || ^9.0.0-beta || >=9.0.0 <10.0.0, but Angular version 10.0.14 was found instead.
Javascript AngularJS
0 vote132 views1 answer
How to pass data in body of delete request angular
Javascript AngularJS