By overwriting I meant creating a trap for === operator. Sorry for confusion.
Adam 2011/4/17 David Herman <dher...@mozilla.com>: > I don't understand. What is "overwriting" an operator? > > Dave > > On Apr 17, 2011, at 7:52 AM, Adam Stankiewicz wrote: > >> Hello everyone, >> >> My idea is to disallow overwriting of === operator, and make 'compare' >> operator implement == instead. Why? >> >> 1. === means for me that two variables have reference to the same >> object, so there is no point of overwriting it. Many programmers would >> be confused. >> 2. == always caused problems, above change gives it opportunity to >> return to grace. >> >> You don't know if they are the same object? Use ===. Don't know if >> these objects are the same, but only in eyes of programmer? Use ==. >> Think about == or < as semantical operators, and === as hard-cored >> is-the-same-object function. >> >> Overwriting === operator would also probably cause problems in >> security (membrane design etc.), but it is only my guess. >> _______________________________________________ >> es-discuss mailing list >> es-discuss@mozilla.org >> https://mail.mozilla.org/listinfo/es-discuss > > _______________________________________________ es-discuss mailing list es-discuss@mozilla.org https://mail.mozilla.org/listinfo/es-discuss
