Does anyone know how to add superscripts in the option tag of <select>

Ionic Framework ionic-v3
1

Does anyone know how to add superscripts in the option tag of
Im put like this

    <ion-select [(ngModel)]="units">
       <ion-option value="nes">Foots(ft <sup>2</sup>)</ion-option>
       <ion-option value="nes">Meters(m<sup>2</sup>)</ion-option>
    </ion-select>

but its not working
Please anyone help me.
Thanks

2

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