Data Type Summary

The table that follows shows the ViviFire data types, how much memory they use, and their value ranges.

ViviFire type Approximate memory used Value range More information
Boolean Platform-controlled True, False
Char 4 bytes
0 to 4.29 billion 0 to 4,294,967,295
 Unsigned; Unicode UTF-32
DateTime 8 bytes 1 January 0001 to 31 December 9999
Fixed64 8 bytes
−922 trillion to 922 trillion −922,337,203,685,477.5808 to 922,337,203,685,477.5807
 Signed; Max 15 digits left of the decimal point and 4 to the right
Fixed128 16 bytes
−17 octillion to 17 octillion −17,014,118,346,046,923,173,168,730,371.5884105728 to 17,014,118,346,046,923,173,168,730,371.5884105727
 Signed; Max 29 digits left of the decimal point and 10 to the right
Int8 1 byte −128 to 127 Signed; Max 3 decimal digits
Int16 2 bytes −32,768 to 32767 Signed; Max 5 decimal digits
Int32 4 bytes
−2.14 billion to 2.14 billion −2,147,483,648 to 2,147,483,647
 Signed; Max 10 decimal digits
Int64 8 bytes
−9.22 quintillion to 9.22 quintillion −9,223,372,036,854,775,808 to 9,223,372,036,854,775,807
 Signed; Max 19 decimal digits
Int128 16 bytes
−170 undecillion to 170 undecillion −170,141,183,460,469,231,731,687,303,715,884,105,728 to 170,141,183,460,469,231,731,687,303,715,884,105,727
 Signed; Max 39 decimal digits
Real32 4 bytes
−3.4…E38 – −1.4…E−45, 1.4…E−45 – 3.4…E38 −3.4028235E+38 to −1.401298E−45 (negative) and 1.401298E−45 to 3.4028235E+38 (positive)
 Floating-point type
Real64 8 bytes
−1.79…E308 – −4.94…E−324, 4.94…E−324 – 1.79…E308 −1.79769313486231570E+308 to −4.94065645841246544E−324 (negative)and 4.94065645841246544E−324 to 1.79769313486231570E+308 (positive)
 Floating-point type
Real128 16 bytes
−1.18…E4932 – −3.36…E−4932, 3.36…E−4932 – 1.18…E4932 −1.189731495357231765085759326628007E+4932 to −3.362103143112093506262677817321753E−4932 (negative) and 3.362103143112093506262677817321753E−4932 to 1.189731495357231765085759326628007E+4932 (positive)
 Floating-point type
SafeString TBD bytes 0 to TBD characters Sanitized input
SBits 1–16 bytes User-specified Signed bit field
String TBD bytes 0 to TBD characters
UBits 1–16 bytes User-specified Unsigned bit field
UInt8 1 byte 0 to 255 Unsigned
UInt16 2 bytes 0 to 65,535 Unsigned; Max 5 decimal digits
UInt32 4 bytes
0 to 4.29 billion 0 to 4,294,967,295
 Unsigned; Max 10 decimal digits
UInt64 8 bytes
0 to 18.4 quintillion 0 to 18,446,744,073,709,551,615
 Unsigned; Max 20 decimal digits
UInt128 16 bytes
0 to 340 undecillion 0 to 340,282,366,920,938,463,463,374,607,431,768,211,455
 Unsigned; Max 39 decimal digits
User-made Struct ~ bytes ~ to ~

See also