Flex布局备忘 1、入门: 1.1 语法:http://www.ruanyifeng.com/blog/2015/07/flex-grammar.html 1.2 实例:http://www.ruanyifeng.com/blog/2015/07/flex-examples.html 2、复习: 2.1:https://mm.edrawsoft.cn/template/1385 2.2: