Commit a6c0459384a0899f5ca9c56e78c21f3f37b3af0a
1 parent
a43410e1
非法数字判断加强判断
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src/utils/MathUtil.lua
| @@ -42,12 +42,26 @@ function math.randWeight(dataset, field) | @@ -42,12 +42,26 @@ function math.randWeight(dataset, field) | ||
| 42 | end | 42 | end |
| 43 | 43 | ||
| 44 | function math.illegalNum(num, min, max) | 44 | function math.illegalNum(num, min, max) |
| 45 | - local illegal = true | 45 | + if type(num) ~= "number" then |
| 46 | + -- 非数字类型 | ||
| 47 | + return true | ||
| 48 | + end | ||
| 49 | + if num ~= num then | ||
| 50 | + -- 非法数字nan | ||
| 51 | + return true | ||
| 52 | + end | ||
| 53 | + if num ~= math.floor(num) then | ||
| 54 | + -- 非整数 | ||
| 55 | + return true | ||
| 56 | + end | ||
| 57 | + if math.abs(max - min) > 1000 then | ||
| 58 | + -- 防止出现数值过大的情况，在线上环境出现效率问题 | ||
| 59 | + return true | ||
| 60 | + end | ||
| 46 | for i = min, max do | 61 | for i = min, max do |
| 47 | if num == i then | 62 | if num == i then |
| 48 | - illegal = false | ||
| 49 | - break | 63 | + return false |
| 50 | end | 64 | end |
| 51 | end | 65 | end |
| 52 | - return illegal | 66 | + return true |
| 53 | end | 67 | end |
| 54 | \ No newline at end of file | 68 | \ No newline at end of file |