ajout de subcommandes à la commande string

[djkenny]

avec ==
% time {::tcl::string::empty ""} 100000
1.88144 microseconds per iteration
% time {::tcl::string::empty ""} 100000
1.86438 microseconds per iteration
% time {::tcl::string::empty ""} 100000
1.89402 microseconds per iteration
% time {::tcl::string::empty ""} 100000
1.86838 microseconds per iteration
% time {::tcl::string::empty ""} 100000
1.87231 microseconds per iteration
% time {::tcl::string::empty ""} 100000
1.87639 microseconds per iteration

% time {::tcl::string::empty aaa} 100000
2.14479 microseconds per iteration
% time {::tcl::string::empty aaa} 100000
2.1215 microseconds per iteration
% time {::tcl::string::empty aaa} 100000
2.12854 microseconds per iteration
% time {::tcl::string::empty aaa} 100000
2.12112 microseconds per iteration
% time {::tcl::string::empty aaa} 100000
2.13864 microseconds per iteration
% time {::tcl::string::empty aaa} 100000
2.12714 microseconds per iteration

avec eq
% time {::tcl::string::empty ""} 100000
1.97091 microseconds per iteration
% time {::tcl::string::empty ""} 100000
1.98191 microseconds per iteration
% time {::tcl::string::empty ""} 100000
1.99542 microseconds per iteration
% time {::tcl::string::empty ""} 100000
1.97693 microseconds per iteration
% time {::tcl::string::empty ""} 100000
1.96448 microseconds per iteration
% time {::tcl::string::empty ""} 100000
1.98486 microseconds per iteration

% time {::tcl::string::empty aaa} 100000
1.90619 microseconds per iteration
% time {::tcl::string::empty aaa} 100000
1.90897 microseconds per iteration
% time {::tcl::string::empty aaa} 100000
1.91097 microseconds per iteration
% time {::tcl::string::empty aaa} 100000
1.90607 microseconds per iteration
% time {::tcl::string::empty aaa} 100000
1.93027 microseconds per iteration
% time {::tcl::string::empty aaa} 100000
1.90746 microseconds per iteration