util.is_int

scada-common/util.lua

@@ -79,6 +79,13 @@ end
 
 -- MATH --
 
+-- is a value an integer
+---@param x any value
+---@return boolean if the number is an integer
+function util.is_int(x)
+    return type(x) == "number" and x == math.floor(x)
+end
+
 -- round a number to an integer
 ---@return integer rounded
 function util.round(x)