Programmer Guide/Command Reference/GOSUB - Revision history

Toni at 07:55, 25 January 2016

2016-01-25T07:55:10Z

← Older revision		Revision as of 09:55, 25 January 2016
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	See also:		See also:
	[[../GOTO\|GOTO]],		[[../GOTO\|GOTO]], [[../DISPATCH\|DISPATCH]], [[../MACRO\|MACRO]]
	[[~~Programmer Guide/Command Reference~~/DISPATCH\|DISPATCH]],
	[[~~Programmer Guide/Command Reference~~/MACRO\|MACRO]]

Toni at 07:54, 25 January 2016

2016-01-25T07:54:28Z

← Older revision		Revision as of 09:54, 25 January 2016
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	See also:		See also:
	[[~~Programmer Guide/Command Reference~~/GOTO/]],		[[../GOTO\|GOTO]],
	[[Programmer Guide/Command Reference/DISPATCH\|DISPATCH]],		[[Programmer Guide/Command Reference/DISPATCH\|DISPATCH]],
	[[Programmer Guide/Command Reference/MACRO\|MACRO]]		[[Programmer Guide/Command Reference/MACRO\|MACRO]]

Toni at 07:54, 25 January 2016

2016-01-25T07:54:03Z

← Older revision		Revision as of 09:54, 25 January 2016
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	See also:		See also:
	[[Programmer Guide/Command Reference/GOTO~~\|GOTO~~]],		[[Programmer Guide/Command Reference/GOTO/]],
	[[Programmer Guide/Command Reference/DISPATCH\|DISPATCH]],		[[Programmer Guide/Command Reference/DISPATCH\|DISPATCH]],
	[[Programmer Guide/Command Reference/MACRO\|MACRO]]		[[Programmer Guide/Command Reference/MACRO\|MACRO]]

Toni at 07:46, 25 January 2016

2016-01-25T07:46:42Z

← Older revision		Revision as of 09:46, 25 January 2016
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	Call the local subroutine at <var>subrlabel</var> label. Calling a local subroutine is like starting a new macro, but the execution begins at the label subrlabel and not with the first line of the macro code. The subroutine will get an own execution environment and an own local variable space. Use the command [[Programmer_Guide/Command_Reference/EXIT\|EXIT]] to end the subroutine and to return a result to the caller.		Call the local subroutine at <var>subrlabel</var> label. Calling a local subroutine is like starting a new macro, but the execution begins at the label subrlabel and not with the first line of the macro code. The subroutine will get an own execution environment and an own local variable space. Use the command [[Programmer_Guide/Command_Reference/EXIT\|EXIT]] to end the subroutine and to return a result to the caller.

	Note: The command [[Programmer Guide/Command Reference/GOSUBX\|GOSUBX]]~~</code>~~ works like this command, but the called subroutine uses the same ''local variable environment'' as the caller.		Note: The command [[Programmer Guide/Command Reference/GOSUBX\|GOSUBX]] works like this command, but the called subroutine uses the same ''local variable environment'' as the caller.

	See also:		See also:

Toni at 07:42, 25 January 2016

2016-01-25T07:42:37Z

← Older revision		Revision as of 09:42, 25 January 2016
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	See also:		See also:
	[[Programmer Guide/Command Reference/GOTO]],		[[Programmer Guide/Command Reference/GOTO\|GOTO]],
	[[Programmer Guide/Command Reference/DISPATCH]],		[[Programmer Guide/Command Reference/DISPATCH\|DISPATCH]],
	[[Programmer Guide/Command Reference/MACRO]]		[[Programmer Guide/Command Reference/MACRO\|MACRO]]

Toni at 07:41, 25 January 2016

2016-01-25T07:41:51Z

← Older revision		Revision as of 09:41, 25 January 2016
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	{{DISPLAYTITLE:{{SUBPAGENAME}}}}		{{DISPLAYTITLE:{{SUBPAGENAME}}}}
	GOSUB <var>subrlabel</var> [<var>arguments</var>]		GOSUB <var>subrlabel</var> [<var>arguments</var>]
	Call the local subroutine at <var>subrlabel</var> label. ~~The~~ subroutine ~~will get~~ a ~~''copy'' of the current execution environment, meaning that it can "see" all current variables~~, but ~~that any changes to them will be local to~~ the ~~subroutine. So, there is no danger of~~ the ~~subroutine changing~~ the ~~caller's variable environment - but there is also no way~~ of ~~doing this intentionally~~. ~~Don't forget to finish your~~ subroutine ~~with~~ an ~~appropriate~~ [[Programmer_Guide/Command_Reference/EXIT\|EXIT]] ~~statement~~.		Call the local subroutine at <var>subrlabel</var> label. Calling a local subroutine is like starting a new macro, but the execution begins at the label subrlabel and not with the first line of the macro code. The subroutine will get an own execution environment and an own local variable space. Use the command [[Programmer_Guide/Command_Reference/EXIT\|EXIT]] to end the subroutine and to return a result to the caller.

	Note ~~that if you really, really must change the variables of the caller, you may use the <code>~~[[Programmer Guide/Command Reference/GOSUBX\|GOSUBX]]</code> ~~statement~~.		Note: The command [[Programmer Guide/Command Reference/GOSUBX\|GOSUBX]]</code> works like this command, but the called subroutine uses the same ''local variable environment'' as the caller.

			See also:
			[[Programmer Guide/Command Reference/GOTO]],
			[[Programmer Guide/Command Reference/DISPATCH]],
			[[Programmer Guide/Command Reference/MACRO]]

Christian at 15:39, 23 March 2011

2011-03-23T15:39:59Z

← Older revision		Revision as of 17:39, 23 March 2011
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	{{DISPLAYTITLE:{{SUBPAGENAME}}}}		{{DISPLAYTITLE:{{SUBPAGENAME}}}}
	GOSUB <var>~~label~~</var> [<var>arguments</var>]		GOSUB <var>subrlabel</var> [<var>arguments</var>]
	Call the local subroutine at <var>~~label~~</var> label. The ~~call to a~~ subroutine ~~is like starting~~ a ~~macro~~, but ~~instead of calling a new macro source code~~, ~~a copy~~ of the ~~calling macro~~ is ~~created and the execution~~ of ~~the copy is started at label~~. A subroutine ~~must be finished~~ with ~~the~~ [[Programmer_Guide/Command_Reference/EXIT\|EXIT]] ~~command (= return)~~.		Call the local subroutine at <var>subrlabel</var> label. The subroutine will get a ''copy'' of the current execution environment, meaning that it can "see" all current variables, but that any changes to them will be local to the subroutine. So, there is no danger of the subroutine changing the caller's variable environment - but there is also no way of doing this intentionally. Don't forget to finish your subroutine with an appropriate [[Programmer_Guide/Command_Reference/EXIT\|EXIT]] statement.

			Note that if you really, really must change the variables of the caller, you may use the <code>[[Programmer Guide/Command Reference/GOSUBX\|GOSUBX]]</code> statement.

Christian at 15:32, 23 March 2011

2011-03-23T15:32:24Z

← Older revision		Revision as of 17:32, 23 March 2011
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	~~<code>~~GOSUB <var>label</var> [<var>arguments</var>]~~</code>~~		{{DISPLAYTITLE:{{SUBPAGENAME}}}}
	:Call the local subroutine at <var>label</var> label. The call to a subroutine is like starting a macro, but instead of calling a new macro source code, a copy of the calling macro is created and the execution of the copy is started at label. A subroutine must be finished with the [[Programmer_Guide/Command_Reference/EXIT\|EXIT]] command (= return).		GOSUB <var>label</var> [<var>arguments</var>]
			Call the local subroutine at <var>label</var> label. The call to a subroutine is like starting a macro, but instead of calling a new macro source code, a copy of the calling macro is created and the execution of the copy is started at label. A subroutine must be finished with the [[Programmer_Guide/Command_Reference/EXIT\|EXIT]] command (= return).

Christian: Created page with '`GOSUB label [arguments]` :Call the local subroutine at `label` label. The call to a subroutine is like starting a macro, but instead of…'

2011-03-23T15:30:19Z

Created page with '<code>GOSUB <var>label</var> [<var>arguments</var>]</code> :Call the local subroutine at <var>label</var> label. The call to a subroutine is like starting a macro, but instead of…'

New page

<code>GOSUB <var>label</var> [<var>arguments</var>]</code>
:Call the local subroutine at <var>label</var> label. The call to a subroutine is like starting a macro, but instead of calling a new macro source code, a copy of the calling macro is created and the execution of the copy is started at label. A subroutine must be finished with the [[Programmer_Guide/Command_Reference/EXIT|EXIT]] command (= return).

Programmer Guide/Command Reference/GOSUB - Revision history

Toni at 07:55, 25 January 2016

Toni at 07:54, 25 January 2016

Toni at 07:54, 25 January 2016

Toni at 07:46, 25 January 2016

Toni at 07:42, 25 January 2016

Toni at 07:41, 25 January 2016

Christian at 15:39, 23 March 2011

Christian at 15:32, 23 March 2011

Christian: Created page with 'GOSUB label [arguments] :Call the local subroutine at label label. The call to a subroutine is like starting a macro, but instead of…'

Christian: Created page with '`GOSUB label [arguments]` :Call the local subroutine at `label` label. The call to a subroutine is like starting a macro, but instead of…'