Positron Compiler Documentation

Bound

Positron16 · Revision 1.1.3.5 · PDF page 308

Variable = Bound(Variable)

The Bound function returns the size of a standard variable, in bytes - 1. If used with an array, it returns the amount of elements in the array - 1.

Variable can be a constant, variable or expression. Assignment Variable can be any valid variable type.

' Create a loop for the amount of elements in an array
'
  Device = 24FJ64GA002             ' Select the device to compile for
  Declare Xtal = 32
  Declare Hserial_Baud = 9600       ' USART1 Baud rate
  Declare Hrsout1_Pin = PORTB.14    ' Select the pin for TX with USART1

  Dim MyByte as Byte

  CLKDIV = 0                        ' CPU peripheral clock ratio set to 1:1
  Write_OSCCONH(%00010000)          ' Enable PLL
  RPOR7 = 3                         ' Make PPS Pin RP14 U1TX

  Dim WordArray[10] as Word        ' Create an unsigned Word array variable
  Dim Index as Byte               ' Create a Byte variable

  WordArray = 0, 100, 200, 300, 400, 500, 600, 700, 800, 900

  For Index = 0 To Bound(WordArray)
     HrsoutLn Dec Index, "=", Dec WordArray[Index]
  Next                        ' Loop until all elements scanned

See Also: For…Next, Do…Loop, Repeat…Until, SizeOf, While…Wend

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