Text fields store a single line of text.
Design
Input masks
You can restrict the entry into a text fields to a combination of letters and numbers using Input Masks:
The REGEXMATCH() function can be used in a validation rule to apply more complex validation rules to a text field.
Data entry
Desktop
Limits
Text fields are limited to 1,024 characters.
Formulas
The value of text fields can be manipulated by a number of formula functions including CONCAT , LEFT , MID , and RIGHT .
Language and character encoding
Text fields accept input in any language or script included in the Unicode standard, a text encoding standard maintained designed to support the use of text written in all of the world's major writing systems. Version 15.1 of the standard defines 149813 characters and 161 scripts used in various ordinary, literary, academic, and technical contexts.