Examples of 'undef' in a sentence
Meaning of "undef"
In some contexts, 'undef' (noun) could be short for 'undefined,' a term often used in technical or gaming contexts to signify a lack of specific value or parameter
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- Abbreviation of undefined.
How to use "undef" in a sentence
Basic
Advanced
undef
All set to get undef way.
The undefined value is a special value written as undef.
A macro could be removed with the undef directive.
Undef on arrays.
It allows for either undef or a value.
Undef in Perl.
Existing macros may be deleted using the undef directive.
A macro lasts until it is undefined with the undef preprocessor.
How to check on undef.
In logical expressions, undef is equivalent to false.
But uninitialized is a different kind of undef in p6.
A macro lasts until it is undefined with the undef preprocessor directive,.
It will return undef.
Undef Always returns an error . Used to indicate that part of a function is undefined.
All arithmetic expressions containing undef values evaluate as undef.
See also
When using undef in logical operations undef is a lie . This code will screen text false,.
Often the best way to check for undef is a function defined.
Name undef comes from the English word undefined ( " undefined " ).
What is undef.
Diana He's undef a /ot of stfess fight now.
Foo is undef.
Undef ( corresponds to None in Python, null in PHP ).
The second argument is the other operand, or undef in the case of a unary operator.
The extended peri od was undef i ned ; it might be a week, a year or even more.
Allocation of buffer for m4 undef failed.
How (and why) to let undef be the special value.
And the second one uses undef $x;.
