Suppose the user first selects the value for "Automatic" and then changes it to an unchecked state. An alert message will appear if any of the following accordions are in the "Completed" status.
Suppose the user first selects the value for "Automatic" and then changes it to an unchecked state. An alert message will appear if any of the following accordions are in the "Completed" status.
HTML
<div class="col-md-12 col-sm-12 filter-opn">
<form #checkboxfilt="ngForm" (ngSubmit)="onapplyfilter(checkboxfilt)">
<div>
<div>
<input type="checkbox" name="Success" value="1" ngModel selected ><br>
<label for="Success"> Success</label><br>
</div>
<div>
<input type="checkbox" name="Pending" value="2" ngModel ><br>
<label for="Pending"> Pending</label><br>
</div>
<div>
<input type="checkbox" name="Canceled" value="3" ngModel ><br>
<label for="Canceled"> Canceled</label><br>
</div>
<input type="submit" value="Apply">
<br>
</div>
</form>
</div>
TS
onapplyfilter(checkbox:NgForm){
if((checkbox.value.Success ==''|| checkbox.value.Success==false)
&&(checkbox.value.Pending ==''|| checkbox.value.Pending==false)
&&(checkbox.value.Canceled ==''|| checkbox.value.Canceled==false))
{
alert('Checkbox cannot be empty');
}
}
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