null
- noun
- /nʌl/
- Specialized
- In programming, a variable that has no value is often referred to as null.
Examples
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The database returned a null entry when I queried for user data that didn't exist.
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When the function encountered an error, it returned a null result, indicating no data was processed.
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Again, records 5, 6, 7, 8 will be NULL based on rule 1.
Blog text (3) -
Now if we make a bad choice, we go and test theories that are wrong, then the only thing we get are null results.
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It's kind of the baseline or the null set for this research data.
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The following null hypothesis was tested at the 5% level of significance:
Academic text (2011) -
Despite the null results of the Viking missions, there is still hope to find life on Mars.
Academic text (2000) -
Therefore, the null hypothesis was retained at the 0.05 level of significance.
Academic text (1997) -
Election authorities counted 43% "yes" votes and classified 2.3% of the votes as blank or null.
Academic text (1992) -
A legal loophole to declare that promissory note null and void.
Synonyms
A special programming value that shows nothing is stored
Antonyms
Idioms
Compounds
Surface Forms
Etymology
Null comes from Latin nullus, meaning 'not any' or 'nothing', and in computing it keeps that simple idea of 'no value'. Think of a box with nothing inside: a null in a program means there is 'no data' in that place.