Ellipsis (computer programming): Difference between revisions

Revision as of 17:21, 14 April 2011

Revision as of 19:25, 16 April 2011

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Perl [[Operator overloading|overloads]] the ".." operator in scalar context as a [[stateful]] [[bistability|bistable]] [[Boolean datatype|Boolean]] test, roughly equivalent to "true while ''x'' but not yet ''y''".<ref>[http://perldoc.perl.org/perlop.html#Range-Operators-operator%2c-range-range-..-... perlop - perldoc.perl.org<!-- Bot generated title -->]</ref> In [[Perl6]], the 3-character ellipsis is also known as the "yadda yadda yadda" operator and, similarly to its [[linguistic meaning]], serves as a "stand-in" for code to be inserted later. In addition, an actual [[Unicode]] ellipsis character is used to serve as a type of marker in a perl6 format string.<ref>[http://dev.perl.org/perl6/doc/design/exe/E07.html#And_mark_what_way_I_make... Exegesis 7: Formats - perl6<!-- Bot generated title -->]{{Self-published inline|date=January 2011}}</ref>

The [[GNU Compiler Collection]] has an extension to the C and C++ language to allow ''case ranges'' in [[switch statementsstatement]]s:

<source lang="C">

switch(u) {