不需要兼容Lua5.2了

RubyMM · May 25, 2018 · d2f0617 · d2f0617
1 parent d889867
commit d2f0617
Showing 1 changed file with 2 additions and 10 deletions.
diff --git a/scripts/war3/id.lua b/scripts/war3/id.lua
@@ -3,11 +3,7 @@ base.ids1 = {}
 base.ids2 = {}
 
 function base._id(a)
-	local s1 = math.floor(a/256/256/256)%256
-	local s2 = math.floor(a/256/256)%256
-	local s3 = math.floor(a/256)%256
-	local s4 = a%256
-	local r = string.char(s1, s2, s3, s4)
+	local r = ('>I4'):pack(a)
 	base.ids1[a] = r
 	base.ids2[r] = a
 	return r
@@ -18,11 +14,7 @@ function base.id2string(a)
 end
 
 function base.__id2(a)
-	local n1 = string.byte(a, 1) or 0
-	local n2 = string.byte(a, 2) or 0
-	local n3 = string.byte(a, 3) or 0
-	local n4 = string.byte(a, 4) or 0
-	local r = n1*256*256*256+n2*256*256+n3*256+n4
+	local r = ('>I4'):unpack(a)
 	base.ids2[a] = r
 	base.ids1[r] = a
 	return r