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Why you should not use Hungarian notation?
In dynamically typed languages like Python, Hungarian Notation is pointless, because it doesn’t matter what type something is until you use it, and if you need a specific type, then just make sure to cast it to that type (e.g. float(foo) ) when you use it.
What is Hungarian notation and example?
InstallShield help topics employ an extended form of Hungarian notation—a naming convention that uses short, lowercase prefixes to indicate the data type. For example, iPointSize denotes an integer variable, while szFileName indicates a string variable. The second character is the letter v, for variable.
What are the two prefixes that should be used for the float data type?
Common Type Prefixes
| Prefix | Meaning | Example |
|---|---|---|
| f | Float | float fRootBeer; |
| d | Double | double dDecker; |
| b | Boolean | boolean bIsTrue; BOOL bIsTrue; int bIsTrue; |
| u | Unsigned… |
What are the benefits of not using Hungarian notation?
Hungarian notation strongly reduces the benefits of using feature-rich code editors that support completion on variable names, for the programmer has to input the whole type specifier first. It makes code less readable, by obfuscating the purpose of the variable with needless type and scoping prefixes.
Why is Hungarian notation used in BCPL programming language?
Hungarian notation was designed to be language-independent, and found its first major use with the BCPL programming language. Because BCPL has no data types other than the machine word, nothing in the language itself helps a programmer remember variables’ types.
Why are variable names formatted in Hungarian notation?
The formatting of variable names may simplify some aspects of code refactoring (while making other aspects more error-prone). Multiple variables with similar semantics can be used in a block of code: dwWidth, iWidth, fWidth, dWidth. Variable names can be easy to remember from knowing just their types.
When is the Hungarian notation redundant in Pascal?
The Hungarian notation is redundant when type-checking is done by the compiler. Compilers for languages providing strict type-checking, such as Pascal, ensure the usage of a variable is consistent with its type automatically; checks by eye are redundant and subject to human error.