javascript - Angular mg-select change placeholder behavior -


i'm building angular app angular material. want edit behavior of placeholder. behavior of placeholder comes material.js 

const transformplaceholder = trigger('transformplaceholder', [ state('floating-ltr', style({     top: '-22px',     left: '-2px',     transform: 'scale(0.75)' })), state('floating-rtl', style({     top: '-22px',     left: '2px',     transform: 'scale(0.75)' })), transition('* => *', animate('400ms cubic-bezier(0.25, 0.8, 0.25, 1)')) ]);

html:

 <md-select  [(ngmodel)]="selectedvalue" placeholder="number of people" >     <md-option *ngfor="let number of numberofpeople" [value]="number.value">{{number.viewvalue}}</md-option> </md-select>

i tried find information in material documentation without luck. there way overwrite variables form template controller?

enter image description here


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