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Tandy 1000 Basic Reference Manual

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Chapter
10
I
BASIC Ke-ywords
ERL
Statement
ERL
Returns the number
of
the line in which an error has occurred.
This function is primarily used inside an error-handling routine.
If
no error has occurred, ERL returns
a
0.
If a statement entered
at
BASIC’s
prompt causes the error, ERL returns line number
65535
(the largest number that can be represented in
2
bytes).
Examples
PRINT
ERL
prints the line number
of
the error.
E
=
ERL
stores the error’s line number in variable E.
Sample Program
See ERROR.
155

Table of Contents

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Tandy 1000 Specifications

General IconGeneral
ProcessorIntel 8088
Processor Speed4.77 MHz
RAM128 KB (expandable to 640 KB)
Operating SystemMS-DOS 2.11
ManufacturerTandy Corporation
Release Year1984
StorageSingle or double 5.25" floppy disk drive (360 KB), optional hard drive
SoundTandy 3-voice sound
PortsParallel, Serial
GraphicsCGA (Color Graphics Adapter)
Graphics Modes320x200, 640x200

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