摘要: When you create a pseudo element, you have access to the parent HTML attributes. They can be used inside the content attribute of a pseudo element. 阅读全文
posted @ 2016-10-27 19:09 Zhentiw 阅读(141) 评论(0) 推荐(0)
摘要: In this tutorial we are going to learn how we mark form fields in error and display error messages to the user in the case of Angular 2 model driven f 阅读全文
posted @ 2016-10-27 01:09 Zhentiw 阅读(319) 评论(0) 推荐(0)