{{htmlmetatags>metatag-robots=()
metatag-title=(ON SCROLL...CALL | ugBASIC User Manual)
metatag-keywords=(ugBASIC,Commodore 64,Commodore PLUS/4,ZX Spectrum)
metatag-description=(Manual page for ON SCROLL...CALL)
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metatag-og:title=(ON SCROLL...CALL | ugBASIC User Manual)
metatag-og:description=(Manual page for ON SCROLL...CALL)
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====== ugBASIC User Manual ======
===== ON SCROLL...CALL =====
===== SYNTAX =====
ON SCROLL UP ROW CALL label
ON SCROLL DOWN ROW CALL label
ON SCROLL LEFT COLUMN CALL label
ON SCROLL RIGHT COLUMN CALL label
==== PURPOSE ====
This command is used to force a procedure call
when the screen is scrolled down by an entire row or column.
==== EXAMPLE ====
ON SCROLL UP ROW CALL scrolledAway
==== ABBREVIATION ====
ONScl...Ca
==== AVAILABLE ON ====
* Atari (400/800)
* Atari XL/XE
* Commodore 128 (MOS 8502)
* Commodore 128 (Zilog Z80)
* Commodore 64
* Commodore 64+REU
* TRS-80 Color Computer
* TRS-80 Color Computer 3
* ColecoVision
* Amstrad CPC 664
* Dragon 32
* Dragon 64
* Thomson MO5
* Thomson MO5
* Olivetti Prodest PC128
* Commodore PLUS/4
* SEGA SC-3000
* SEGA SG-1000
* VG-5000
* Commodore VIC-20
* ZX Spectrum 48
==== ANY PROBLEM? ====
If you have encountered a problem using this command, if you think there is a bug or the explanation is unclear, please [[https://github.com/spotlessmind1975/ugbasic/issues/new?title=ISSUE ON ON SCROLL...CALL|open an issue]] for this keyword on GitHub. Thank you!===== POWERED BY =====
[[:ugbasic:user:index|{{ :ugbasic:user:logo-ugbasic.png?nolink&600 |}}]]