JAVASCRIPT

react onchange multiple functions

// for functional component
onChange={(e) => { functionOne(); functionTwo(e); }}

react onchange multiple functions

twoCalls = e => {
  this.functionOne(e)
  this.functionTwo()
}
.
.
.
<FormControl
    name="searching"
    placeholder="Searching"
    onChange={this.twoCalls}
/>
or
<FormControl
    name="searching"
    placeholder="Searching"
    onChange={e => { this.functionOne(e); this.functionTwo() }}
/>