Undefined values: Difference between revisions
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my Str $z; say $z.WHAT; # Str()</lang> |
my Str $z; say $z.WHAT; # Str()</lang> |
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The user-interface for definedness are type smilies and the with-statement. |
The user-interface for definedness are type smilies and the <tt>with</tt>-statement. |
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<lang perl6>my Int:D $i = 1; # if $i has to be defined you must provide a default value |
<lang perl6>my Int:D $i = 1; # if $i has to be defined you must provide a default value |
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