The tolong function converts the input to a value of type long (int).

Aliases: long, int, toint.

Syntax ​

tolong( Expression )

Arguments ​

• Expression: Expression to convert to a value of type long.

Returns ​

If the type conversion is successful, returns a long number. Decimal places are truncated.

If the type conversion fails, returns null.

Example ​

• tolong(123) returns 123
• tolong("123.456") returns 123
• tolong("abc") returns null