Data Transformation Engine Functions and Expressions Reference Guide
Chapter 3 - Function Reference  TONUMBER 
Functions and Expressions Reference Guide 
211 
TONUMBER(text_to_convert, "{L-'('#','###T-')'}" 
The parentheses indicating a negative number are removed and replaced with 
a negative sign. 
Comma separators are removed when the text is converted to a number. 
Input String  Output Number
Explanation 
(12,345) -12345
The output becomes a negative number. 
The comma separator is removed. 
67,890 67890
The comma separator is removed. 
(345) -345
The output becomes a negative number. 
TONUMBER(text_to_convert, "{#[',']###['.'##5]T+'K'-}" 
The optional comma separators are removed, but the decimal points and 
decimal values are retained. 
Input String  Output Number
Explanation 
54,345.098 54354.098
The comma separator is removed. 
67890.0X 
The X is an invalid character. No number 
is returned. 
11213- -11213
The output becomes a negative number. 
34567K 34567
The K is recognized as a positive sign. 
The character is removed and the number 
is returned as a positive. 
345.1- -345.1
The output becomes a negative number. 
Uses 
Use 
TONUMBER to convert a text string to a number. 
Related Functions 
DATETONUMBER, FROMNUMBER, NUMBERTODATE, NUMBERTOTEXT 










