[Webkit-unassigned] [Bug 21701] New: constants can be deleted

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=21701

           Summary: constants can be deleted
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: All
            Status: UNCONFIRMED
          Severity: Minor
          Priority: P5
         Component: JavaScriptCore
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: bugzilla at eligrey.com


Constants can be deleted using the delete keyword.

const foo = 1; delete foo; typeof foo == 'undefined'


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