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| -rw-r--r-- | javascript.html.markdown | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/javascript.html.markdown b/javascript.html.markdown index b5c3a3c8..cd75b0d2 100644 --- a/javascript.html.markdown +++ b/javascript.html.markdown @@ -507,6 +507,10 @@ myNumber === myNumberObj; // = false if (0){ // This code won't execute, because 0 is falsy. } +if (new Number(0)){ + // This code will execute, because wrapped numbers are objects, and objects + // are always truthy. +} // However, the wrapper objects and the regular builtins share a prototype, so // you can actually add functionality to a string, for instance. |