Working with C1FlexSheet / Using Formulas / Supported Functions
Supported Functions

FlexSheet supports the following functions which can be used for performing various calculation:

LOGICAL functions

Function name Description Parameters
AND Returns TRUE if all of its arguments are TRUE AND(logical1[, logical2,…])
FALSE Returns the logical value FALSE FALSE
IF Specifies a logical test to perform IF(logical_test, value_if_true, value_if_false)
NOT Reverses the logic of its argument NOT(logical)
OR Returns TRUE if any argument is TRUE OR(logical1[, logical2,…])
TRUE Returns the logical value TRUE TRUE

MATH functions

Function name Description Parameters
ABS Returns the absolute value of a number ABS(number)
ACOS Returns the arccosine of a number ACOS(number)
ASIN Returns the arcsine of a number ASIN(number)
ATAN Returns the arctangent of a number ATAN(number)
ATAN2 Returns the arctangent from x- and y-coordinates ATAN2(x_num, y_num)
CEILING Rounds a number to the nearest integer or to the nearest multiple of significance CEILING(number)
COS Returns the cosine of a number COS(number)
COSH Returns the hyperbolic cosine of a number COSH(number)
EXP Returns e raised to the power of a given number EXP(number)
FLOOR Rounds a number down, toward zero FLOOR(number)
INT Rounds a number down to the nearest integer INT(number)
LN Returns the natural logarithm of a number LN(number)
LOG Returns the logarithm of a number to a specified base LOG(number[, base])
LOG10 Returns the base-10 logarithm of a number LOG10(number)
PI Returns the value of pi PI()
POWER Returns the result of a number raised to a power POWER(number, power)
RAND Returns a random number between 0 and 1 RAND()
RANDBETWEEN Returns a random number between the numbers you specify RANDBETWEEN(bottom, top)
SIGN Returns the sign of a number SIGN(number)
SIN Returns the sine of the given angle SIN(number)
SINH Returns the hyperbolic sine of a number SINH(number)
SQRT Returns a positive square root SQRT(number)
SUM Adds its arguments SUM(number1[, number2, …])
TAN Returns the tangent of a number TAN(number)
TANH Returns the hyperbolic tangent of a number TANH(number)
TRUNC Truncates a number to an integer TRUNC(number)";

STATISTICAL functions

Function name Description Parameters
AVERAGE Returns the average of its arguments
AVERAGEA Returns the average of its arguments, including numbers, text, and logical values AVERAGE(number1 [, number2, …])
COUNT Counts how many numbers are in the list of arguments AVERAGEA(number1 [, number2, …])
COUNTA Counts how many values are in the list of arguments COUNT(number1 [, number2, …])
COUNTBLANK Counts the number of blank cells within a range COUNTA(number1 [, number2, …])
COUNTIF Counts the number of cells within a range that meet the given criteria COUNTIF(range, criteria)
MAX Returns the maximum value in a list of arguments MAX(number1 [, number2, …])
MAXA Returns the maximum value in a list of arguments, including numbers, text, and logical values MAXA(number1 [, number2, …])
MIN Returns the minimum value in a list of arguments MIN(number1 [, number2, …])
MINA Returns the smallest value in a list of arguments, including numbers, text, and logical values MINA(number1 [, number2, …])
STDEV Estimates standard deviation based on a sample STDEV(number1 [, number2, …])
STDEVA Estimates standard deviation based on a sample, including numbers, text, and logical values STDEVA(number1 [, number2, …])
STDEVP Calculates standard deviation based on the entire population STDEVP(number1 [, number2, …])
STDEVPA Calculates standard deviation based on the entire population, including numbers, text, and logical values STDEVPA(number1 [, number2, …])
VAR Estimates variance based on a sample VAR(number1 [, number2, …])
VARA Estimates variance based on a sample, including numbers, text, and logical values VARA(number1 [, number2, …])
VARP Calculates variance based on the entire population VARP(number1 [, number2, …])
VARPA Calculates variance based on the entire population, including numbers, text, and logical values VARPA(number1 [, number2, …])";

TEXT functions

Function name Description Parameters
CHAR Returns the character specified by the code number CHAR(number)
CODE Returns a numeric code for the first character in a text string CODE(text)
CONCATENATE Joins several text items into one text item CONCATENATE(text1 [, text2, …])
FIND Finds one text value within another (case-sensitive) FIND(find_text, within_text [, start_num])
LEFT Returns the leftmost characters from a text value LEFT(text[, num_chars])
LEN Returns the number of characters in a text string LEN(text)
LOWER Converts text to lowercase LOWER(text)
MID Returns a specific number of characters from a text string starting at the position you specify MID(text, start_num, num_chars)
PROPER Capitalizes the first letter in each word of a text value PROPER(text)
REPLACE Replaces characters within text REPLACE(old_text, stat_num, num_chars, new_text)
REPT Repeats text a given number of times REPT(trext, number_times)
RIGHT Returns the rightmost characters from a text value RIGHT(text[, num_chars])
SEARCH Finds one text value within another (not case-sensitive) SEARCH(find_text, within_text[, start_num])
SUBSTITUTE Substitutes new text for old text in a text string SUBSTITUTE(text, old_text, new_text[, instance_num])
T Converts its arguments to text T(value)
TEXT Formats a number and converts it to text TEXT(value, format_text)
TRIM Removes spaces from text TRIM(text)
UPPER Converts text to uppercase UPPER(text)
VALUE Converts a text argument to a number VALUE(text)";

LOOKUP functions

Function name Description Parameters
LOOKUP Look in a single row or column and find a value from the same position in a second row or column. LOOKUP(value, lookup_range, result_range)
VLOOKUP Finds a value in the leftmost column of a data range and returns the value in the same row from a column you specify in the range.
The optional approximate_match variable indicates whether to find an approximate match (the next largest value if an exact match can't be found). Default is TRUE.
VLOOKUP(value, lookup_range, column_index[, approximate_match])
HLOOKUP Finds a value or array of values in the top row of a table and returns the value in the same column from a row you specify in the table or array.
The optional approximate_match variable indicates whether to find an approximate match (the next largest value if an exact match can't be found). Default is TRUE.
HLOOKUP(value, lookup_range, row_index[, approximate_match])

DATETIME functions

Function name Description Parameters
NOW Return the current date time. NOW()
TODAY Return the current date. TODAY()