Programmer Guide/Command Reference/SET - Revision history

Jw at 08:57, 13 May 2015

2015-05-13T08:57:52Z

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	{{DISPLAYTITLE:{{SUBPAGENAME}}}}		{{DISPLAYTITLE:{{SUBPAGENAME}}}}
	{{Command Reference}}		{{Command Reference}}
			The <code>SET</code> command modifies the value of a variable or a [[Programmer Guide/Shell Items\|shell item]].

	<var>var</var> := SET anyvalue		<var>var</var> := SET anyvalue

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	<var>#question</var> := set 'How much wood would a wood chuck chuck?'		<var>#question</var> := set 'How much wood would a wood chuck chuck?'

			Modify a graph item:

			SET $#graph BGCOLOR GRAY WHITE

	Under certain conditions it is possible to omit the <code>SET</code> keyword altogether, but this is strongly discouraged because you can never be sure if these conditions apply (we can't either).		Under certain conditions it is possible to omit the <code>SET</code> keyword altogether, but this is strongly discouraged because you can never be sure if these conditions apply (we can't either).

Jw at 08:55, 13 May 2015

2015-05-13T08:55:04Z

← Older revision		Revision as of 10:55, 13 May 2015
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			{{Command Reference}}
	<var>var</var> := SET anyvalue		<var>var</var> := SET anyvalue

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	For the curious: The keyword <code>SET</code> may be omitted if (and only if) the first word of the value to assign is ''neither'' a built-in {{STX}} command ''nor'' the name of a macro, member function, and so on. Since this is nearly impossible to guarantee, we strongly encourage to ''never omit the <code>SET</code> keyword.''		For the curious: The keyword <code>SET</code> may be omitted if (and only if) the first word of the value to assign is ''neither'' a built-in {{STX}} command ''nor'' the name of a macro, member function, and so on. Since this is nearly impossible to guarantee, we strongly encourage to ''never omit the <code>SET</code> keyword.''

			The <code>SET</code> command is also used to modify [[Programmer Guide/Shell Items\|shell items]]. These <code>SET</code> commands are documented with the associated item type.

Christian at 16:07, 29 April 2014

2014-04-29T16:07:32Z

← Older revision		Revision as of 18:07, 29 April 2014
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	var := SET anyvalue		<var>var</var> := SET anyvalue

	Assign a value to a variable. For example:		Assign a value to a variable. For example:

	#question := set 'How much wood would a wood chuck chuck?'		<var>#question</var> := set 'How much wood would a wood chuck chuck?'

	Under certain conditions it is possible to omit the <code>SET</code> keyword altogether, but this is strongly discouraged (you can never be sure if these conditions apply).		Under certain conditions it is possible to omit the <code>SET</code> keyword altogether, but this is strongly discouraged because you can never be sure if these conditions apply (we can't either).

	For the curious: The keyword <code>SET</code> may be omitted if (and only if) the first word of the value to assign is ''neither'' a built-in {{STX}} command ''nor'' the name of a macro, member function, and so on. Since this is nearly impossible to guarantee, we strongly encourage to ''never omit the <code>SET</code> keyword.''		For the curious: The keyword <code>SET</code> may be omitted if (and only if) the first word of the value to assign is ''neither'' a built-in {{STX}} command ''nor'' the name of a macro, member function, and so on. Since this is nearly impossible to guarantee, we strongly encourage to ''never omit the <code>SET</code> keyword.''

193.171.195.53: /* SET */

2014-04-15T12:27:29Z

SET

← Older revision		Revision as of 14:27, 15 April 2014
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	==SET==		var := SET anyvalue

	~~<code>var~~ :~~= [SET] anyvalue</code>~~		Assign a value to a variable. For example:

	~~-> var~~ = ~~anyvalue~~		#question := set 'How much wood would a wood chuck chuck?'

	~~Assign a value~~ to ~~a variable~~. If the keyword <code>SET</code> ~~is not specified,~~ the first word of ~~anyvalue may not be any~~ command~~! You can find out what keywords there are programatically using~~ the <code>~~[[Programmer Guide/Command Reference/STXCONSTANTS\|STXCONSTANTS]]~~</code> ~~command~~.		Under certain conditions it is possible to omit the <code>SET</code> keyword altogether, but this is strongly discouraged (you can never be sure if these conditions apply).

			For the curious: The keyword <code>SET</code> may be omitted if (and only if) the first word of the value to assign is ''neither'' a built-in {{STX}} command ''nor'' the name of a macro, member function, and so on. Since this is nearly impossible to guarantee, we strongly encourage to ''never omit the <code>SET</code> keyword.''

Admin: 1 revision: Initial import

2010-11-18T16:31:34Z

1 revision: Initial import

← Older revision	Revision as of 18:31, 18 November 2010
(No difference)

193.171.195.8: initial import

2010-05-17T13:05:27Z

initial import

New page

{{DISPLAYTITLE:{{SUBPAGENAME}}}}
==SET==

<code>var := [SET] anyvalue</code>

-> var = anyvalue

Assign a value to a variable. If the keyword <code>SET</code> is not specified, the first word of anyvalue may not be any command! You can find out what keywords there are programatically using the <code>[[Programmer Guide/Command Reference/STXCONSTANTS|STXCONSTANTS]]</code> command.