Basics
  Home  |  Numbers and sets : Number calculations
 Type   Name   Summary
 
 Function   Abs   Gives the absolute value of a number (-ve sign is removed)
 Function   Addr   Gives the address of a variable, function or procedure
 Keyword   And   Boolean and or bitwise and of two arguments
 Function   CompareValue   Compare numeric values with a tolerance
 Function   Copy   Create a copy of part of a string or an array
 Function   DaysBetween   Gives the whole number of days between 2 dates
 Function   DaySpan   Gives the fractional number of days between 2 dates
 Procedure   Dec   Decrement an ordinal variable
 Keyword   Div   Performs integer division, discarding the remainder
 Procedure   Exclude   Exclude a value in a set variable
 Function   Exp   Gives the exponent of a number
 Procedure   FillChar   Fills out a section of storage with a fill character or byte value
 Function   Frac   The fractional part of a floating point number
 Function   Hi   Returns the hi-order byte of a (2 byte) Integer
 Function   High   Returns the highest value of a type or variable
 Keyword   In   Used to test if a value is a member of a set
 Procedure   Inc   Increment an ordinal variable
 Procedure   Include   Include a value in a set variable
 Function   Int   The integer part of a floating point number as a float
 Function   IsInfinite   Checks whether a floating point number is infinite
 Function   IsNaN   Checks to see if a floating point number holds a real number
 Function   Length   Return the number of elements in an array or string
 Function   Lo   Returns the low-order byte of a (2 byte) Integer
 Function   Low   Returns the lowest value of a type or variable
 Function   Max   Gives the maximum of two integer values
 Function   Mean   Gives the average for a set of numbers
 Function   Min   Gives the minimum of two integer values
 Keyword   Mod   Performs integer division, returning the remainder
 Procedure   Move   Copy bytes of data from a source to a destination
 Function   Odd   Tests whether an integer has an odd value
 Keyword   Or   Boolean or or bitwise or of two arguments
 Function   Ord   Provides the Ordinal value of an integer, character or enum
 Function   PointsEqual   Compares two TPoint values for equality
 Function   Pred   Decrement an ordinal variable
 Function   PtInRect   Tests to see if a point lies within a rectangle
 Function   Random   Generate a random floating point or integer number
 Procedure   Randomize   Reposition the Random number generator next value
 Function   RandomRange   Generate a random integer number within a supplied range
 Variable   RandSeed   Reposition the Random number generator next value
 Function   Rect   Create a TRect value from 2 points or 4 coordinates
 Function   Round   Rounds a floating point number to an integer
 Procedure   SetLength   Changes the size of a string, or the size(s) of an array
 Keyword   Shl   Shift an integer value left by a number of bits
 Keyword   Shr   Shift an integer value right by a number of bits
 Function   SizeOf   Gives the storage byte size of a type or variable
 Function   Slice   Creates a slice of an array as an Open Array parameter
 Function   Sqr   Gives the square of a number
 Function   Sqrt   Gives the square root of a number
 Function   Succ   Increment an ordinal variable
 Function   Sum   Return the sum of an array of floating point values
 Function   Trunc   The integer part of a floating point number
 Keyword   Xor   Boolean Xor or bitwise Xor of two arguments
 
 
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