Validator.prototype.isVariableWidth = function(tip) { if (this.goOn && (!isString(this.value) ||!v.isVariableWidth(this.value))) { this.addError(tip || this.key + " is not a variable width string."); } return this; };
NANA.prototype.isVariableWidth = function isVariableWidth() { if (!this.flag) return this; this.flag = validator.isVariableWidth(this._curArgs); return this; };
Validator.variableWidth = value => { return !value || validator.isVariableWidth(value); };