A visual reference tool that displays available glyphs within a font is a valuable resource for users seeking to insert special characters or symbols into documents. Typically presented as a grid, this tool allows individuals to browse and identify the desired character before inputting it using a keyboard shortcut or copy-paste function. For example, a technical writer might use this resource to find and insert a degree symbol () or a micro sign () into a scientific paper.
This type of reference offers several advantages. It simplifies the process of character discovery and insertion, bypassing the need to memorize complex keyboard combinations. It also grants access to a broader range of characters than may be readily available on a standard keyboard layout. Historically, printed versions of these references were common due to limitations of early computer systems, but digital versions are now prevalent.
Understanding the functionality and application of this resource is beneficial for improving productivity and expanding the range of characters used in various writing and design contexts. This knowledge enables users to effectively utilize the full capabilities of their chosen fonts and software.