Undefined values: Difference between revisions
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→{{header|Sidef}}: typo fix
m (Added the Sidef language) |
m (→{{header|Sidef}}: typo fix) |
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Line 1,084:
=={{header|Sidef}}==
Sidef variables are initialized with a default ''nil'' value,
<lang ruby>var x; # declared, but not defined
x == nil && say "nil value";
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