string扩展模块新增trim方法

2021-05-14 10:23:16 +08:00
parent 121e1421d3
commit 0ad122ce01
1 changed files with 6 additions and 0 deletions
--- a/Zframework/stringExtend.lua
+++ b/Zframework/stringExtend.lua
@@ -16,6 +16,12 @@ do--function STRING.shiftChar(c)
 	end
 end

+function STRING.trim(str)
+	if not str:find("%S")then return""end
+	str=str:sub((str:find("%S"))):reverse()
+	return str:sub((str:find("%S"))):reverse()
+end
+
 function STRING.split(s,sep,regex)
 	local L={}
 	local p1,p2=1--start,target