220213c language learning diary

One , Operator

>,<,=

Note that the equal sign must be on the right

Conditional operator ：

（ conditional ？） result 1： result 2

explain ： Is the condition in brackets true ？ If true, the result 1, Otherwise it turns out 2

eg.（a<b ？) a : b

explain ,a<b Is it true ？ If true then a, otherwise b