  nonComputedMember: function(left, right) {
    var SAFE_IDENTIFIER = /^[$_a-zA-Z][$_a-zA-Z0-9]*$/;
    var UNSAFE_CHARACTERS = /[^$_a-zA-Z0-9]/g;
    if (SAFE_IDENTIFIER.test(right)) {
      return left + '.' + right;
    } else {
      return left  + '["' + right.replace(UNSAFE_CHARACTERS, this.stringEscapeFn) + '"]';
    }
  },
The software constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.