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Diffstat (limited to '')
-rw-r--r-- | LuaSL/testLua/yueliang-0.4.1/test_lua/5.0/undefined.lua | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/LuaSL/testLua/yueliang-0.4.1/test_lua/5.0/undefined.lua b/LuaSL/testLua/yueliang-0.4.1/test_lua/5.0/undefined.lua new file mode 100644 index 0000000..efe5f24 --- /dev/null +++ b/LuaSL/testLua/yueliang-0.4.1/test_lua/5.0/undefined.lua | |||
@@ -0,0 +1,9 @@ | |||
1 | -- catch "undefined" global variables | ||
2 | |||
3 | local f=function (t,i) error("undefined global variable `"..i.."'",2) end | ||
4 | setmetatable(getfenv(),{__index=f}) | ||
5 | |||
6 | -- an example | ||
7 | a=1 | ||
8 | c=3 | ||
9 | print(a,b,c) -- `b' is undefined | ||