The 'n' prefix
| ID | NAMING-25 | 
| Title | The prefix nshould be used for variables that represent a number of things. | 
| Priority | Strongly recommended | 
| Severity level | 8 | 
| Description | The prefix nshould be used for variables that represent a number of things. Do not use the prefix for other purposes and do not use other prefixes for representing the number of things. | 
| Rationale | Variables starting with this prefix can easily be identified. | 
Avoid:
numberOfFiles
nrCars
lineCount
Instead use:
nFiles
nCars
nLines