valid argument
- noun
- Specialized
- When developing software, ensure that all inputs are valid arguments to avoid errors during execution.
Examples
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The bottom line is that there's no statistically valid argument that the current multidecadal rising trend can be definitively said to have paused based on the current decadal trend.
Blog text (10) -
So the way to proper way to think of that is to think of what is the what are valid arguments you can pass to the function.
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In programming, a valid argument is one that meets the specified requirements of the function being used.
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To call the function correctly, you need to provide a valid argument that fits the expected data type.
Synonyms
A value given to a function to change how it works
Surface Forms
Morphology
Using everyday senses, 'valid' (acceptable) + 'argument' (a reason) yields 'an acceptable reason', which does not transparently map onto the technical computing sense of a function parameter. The programming meaning relies on a domain-specific sense of 'argument' (parameter) that a B1 learner who only knows the common-word meanings would not predict, so prior exposure or technical knowledge is required.
Etymology
Valid argument in computer programs is like a shaped piece that must fit a machine's hole: a valid argument is a piece of data that fits the program's rules and will be 'accepted'. So it means an input or value that meets the rules and will work in the program.