Function jqLiteRemoveClass

test/angular/1.7/angular.js:3404–3419

(element, cssClasses)

}

function jqLiteRemoveClass(element, cssClasses) {
  if (cssClasses && element.setAttribute) {
    var existingClasses = (' ' + (element.getAttribute('class') || '') + ' ')
                            .replace(/[\n\t]/g, ' ');
    var newClasses = existingClasses;

    forEach(cssClasses.split(' '), function(cssClass) {
      cssClass = trim(cssClass);
      newClasses = newClasses.replace(' ' + cssClass + ' ', ' ');
    });

    if (newClasses !== existingClasses) {
      element.setAttribute('class', trim(newClasses));
    }
  }
}

function jqLiteAddClass(element, cssClasses) {
  if (cssClasses && element.setAttribute) {