File Naming Conventions

File Naming Conventions

Definition

A File Naming Convention is a consistent way to name your files so that they are easier to access and retrieve. The benefits of using a naming convention includes finding files more easily, making sorting more predictable, giving clues to the contents of files and folders without having to open each file, providing a time sequence, and controlling versions. It also contributes to organization when using hierarchical file structures.

As part of Research Data Management, it is important to establish a file naming convention before collecting data or creating/writing files in order to prevent unorganized files that may lead to misplaced or lost data.

File naming best practices:

  • Files should be named consistently using alphanumerics, underscores, and dashes
  • File names should be short but descriptive (<25 characters) (Briney, 2015)
  • Avoid special characters or spaces (!@#$%^&*?), other than underscores and dashes.
  • Use capital letters, underscores, or dashes instead of periods, spaces, or slashes.
  • Use date format ISO 8601: YYY-MM-DD (or YYYYMMDD).
  • Make it extendible by using leading zeros (001, 002, 003, etc.) 
  • Include a README.txt file in your directory that explains your naming convention along with any abbreviations or codes you have use
Examples

2022-02-03_SOP-WesternBlot.pdf

2021-06-07-Gwanus_Canal_Sample_003.tiff

2019-06-CaseID_230405_v3.csv

 

Tools

NameChanger is an open source tool that allows you to rename many files at once using a naming convention. 

Relevant Literature

In this video, Kristin Briney, Biology & Biological Engineering Librarian at CalTech, explains what a file naming convention is and why a researcher would want to use it. 

This File Naming Convention Worksheet will help researchers build a pattern for a file naming convention based on the metadata specific to their research.

last updated: 06/13/22 01:23
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