rxjs 6 (using .pipe) #angular #typescript

rxjs_6_pipe.ts

import { tap, debounceTime, map, filter } from 'rxjs/operators'; 

this.$someSubject 
    .pipe(
        tap(console.log),
        debounceTime(this.inputDebounceTime), 
        map(value => parseFloat(value)), 
        filter(value => !isNaN(value)), 
    ).subscribe(result => {
                // ...
    }) ;