Checks if a value is text and returns TRUE or FALSE.
Esta função funciona no Google Sheets da mesma forma que no Excel — mesma sintaxe e argumentos.
ISTEXT(value)The ISTEXT function is a logical function that determines whether the referenced value is a text string. It returns TRUE if the value is text, and FALSE if it is a number, error, logical value, or empty cell.
=ISTEXT("Excel")Resultado: TRUE
Returns TRUE because the input is a text string.
=ISTEXT(123)Resultado: FALSE
Returns FALSE because the input is a number.
Yes, if a number is stored as text (e.g., with an apostrophe prefix), ISTEXT will return TRUE.