simple validator

validator.js

var check = (target) => {
  var regex = new RegExp('^(\\+|\\-)?(0[1-9]{0,2}|\\d{0,3})(,\\d{3})*(\\.[0-9]+)?$', 'g');
  return target.search( regex ) ? true : false;
}

var isValid = true;

var inputs = window.document.querySelectorAll('input[type=text].reqular-text');

inputs.forEach((val) => {
  val.addEventListener('input', (e) => {
    const tooltip = new Tooltip(this, {
      title: "数値が正しくありません。",
      placement: "bottom"
    });
    if (!check(this.value)) {
      tooltip.show();
      isValid = false;
    } else {
      tooltip.hide();
      isValid = true;
    }
  });
});