run-cpp-on-web: react

form.jsx

<form onSubmit={handleSubmit}>
  <label>
    Tolerance:
    <input name="tolerance" type="number" value={tolerance} onChange={onToleranceChange}/>
  </label>
  <label>
    Initial guess:
    <input name="initial_guess" type="number" value={initial_guess} onChange={onGuessChange}/>
  </label>
  <input type="submit" value="Submit" />
</form>