Relational Arithmetic Logical (numeric and string) -------------------- ------------------ --------------------- + addition & and > greater than - subtraction | or < less than * multiplication ! not >= > or equal / division ~ not <= < or equal ^ power == equal - negation != not equal + string concatenation ~= not equal A double equal sign (==) is used for equality testing. The order of evaluation (from first to last) of all operators is ! (or ~), ^, - (negation), /, *, - (subtraction), +, != (or ~=), >, <, <=, >=, ==, &, and |.
标签:--------------------,string,division,运算符,stata,than From: https://www.cnblogs.com/xkdn/p/17153212.html