diff options
| -rw-r--r-- | tcl.html.markdown | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/tcl.html.markdown b/tcl.html.markdown index c1cd42ca..9ca32f1e 100644 --- a/tcl.html.markdown +++ b/tcl.html.markdown @@ -164,7 +164,7 @@ set greeting "Hello, $person(name)" # A namespace holds commands and variables namespace eval people { namespace eval person1 { - set name Neo + variable name Neo } } @@ -190,7 +190,10 @@ set greeting "Hello $people::person1::name" namespace delete :: -# Because of name resolution behaviour, it's safer to use the "variable" command to declare or to assign a value to a namespace. +# Because of name resolution behaviour, it's safer to use the "variable" command to +# declare or to assign a value to a namespace. If a variable called "name" already +# exists in the global namespace, using "set" here will assign a value to the global variable +# instead of creating a new variable in the local namespace. namespace eval people { namespace eval person1 { variable name Neo |