角度6反应形式验证器.minlength

ngOnInit() {
    const formControl = this.group.controls[this.config.name];

    // if (this.config.validation.required) {
    //  this.validators.push(Validators.required);
    //  formControl.setValidators([Validators.required]);
    // }

    if (this.config.validation.minLength) {
        this.validators.push(Validators.minLength(this.config.validation.minLength));
        formControl.setValidators([Validators.minLength(this.config.validation.minLength)]);
    }

    formControl.setValue(null);
    formControl.updateValueAndValidity();

    console.log(this.group.controls[this.config.name].validator(formControl));
    this.ready = true;


}

请注意:配置设置正在从JSON中读取