Skip to content

2A5F/L-exp

Folders and files

NameName
Last commit message
Last commit date

Latest commit

 

History

9 Commits
 
 
 
 
 
 
 
 
 
 

Repository files navigation

It is an extended version of a Prefix Notation(Polish notation)

这是一个前缀表达式(波兰表达式)的扩展

Syntax 语法

No float support temporarily 暂时不支持浮点数

  • Default is Multiplication 默认是乘法
    1 2 = 1 * 2
    
  • Can multiple values 可以一次计算多个值
    +1 2 3 4 5 = 1 + 2 + 3 + 4 + 5
    
  • , The Closure 闭合符
    /-2 1,3 = (2 - 1) / 3
    
  • ; The Back 返回符
    Back to two consecutive operators
    返回到两个连续的操作符处
    /-2+5 1;3 = (2 - (5 + 1)) / 3
    ↑      ↓
    ←-←-←-←-
    
**/3+1*9 0;8,2 = ((3 / (1 + (9 * 0))) * 8) * 2
↑↑        ↓ ↓
↑ ↖←-←-←-↙ ↓
↖-←-←-←-←-←↙

Try Online
lexp ( exp_str : string ) => com_res : number
Example:

lexp('**/3+1*9 0;8,2')







I bet someone already thought of this.
我感觉肯定早就有人想出这个了