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author | Alexander Farley <alexander.farley@prolucid.ca> | 2015-08-26 16:47:21 -0400 |
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committer | Alexander Farley <alexander.farley@prolucid.ca> | 2015-08-26 16:47:21 -0400 |
commit | 7d2339328d5bb2b0bd642809cd68a604d7d2a34d (patch) | |
tree | 5903eb48b9ef126d3a8321e47999b98351221268 | |
parent | f6571d3c6bfd89f04b8c4f41d530f68b1d77929e (diff) |
Updating line 167 to fix name resolution error at line 73. Also, elaborated on name resolution with set vs. variable.
-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 |