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Ingy döt Net 2013-04-11 01:07:29 -07:00
parent b83f433714
commit 68f8f3e56b
14735 changed files with 178959 additions and 0 deletions
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13
Task/Undefined-values/JavaScript/undefined-values-1.js Normal file
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var a;
typeof(a) === "undefined";
typeof(b) === "undefined";
var obj = {}; // Empty object.
typeof(obj.c) === "undefined";
obj.c = 42;
obj.c === 42;
delete obj.c;
typeof(obj.c) === "undefined";

3
Task/Undefined-values/JavaScript/undefined-values-2.js Normal file
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var a;
a === void 0; // true
b === void 0; // throws a ReferenceError