In the fields sidebar, what indicates that a field is numeric?

In the fields sidebar of Splunk, the presence of a # symbol to the left of the field name signifies that the field is numeric. This visual cue allows users to quickly identify and differentiate between numeric fields and fields of other types, such as strings or booleans. Being able to distinguish numeric fields is particularly useful when performing calculations or statistical analysis, as it helps in understanding the nature of the data being worked with and ensures that appropriate functions are applied to the correct field types. Thus, the # symbol serves as a clear indicator in the Splunk interface for identifying number-based fields, enhancing user experience and data manipulation efficiency.