SubsetImageItem (Stringlist function) - Revision history

JAL: /* Examples */

2012-11-01T00:51:40Z

Examples

← Older revision		Revision as of 00:51, 1 November 2012
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	<p class="code">%olist= %list:subsetImageItem(%product:code, -2, , 'GE')		<p class="code">%olist= %list:subsetImageItem(%product:code, -2, , 'GE')
	</p>		</p>
			</ol>

	==See also==		==See also==
	{{Template:Stringlist:SubsetImageItem footer}}		{{Template:Stringlist:SubsetImageItem footer}}

Dme: /* Examples */

2011-02-07T22:00:25Z

Examples

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	<p class="code">image product		<p class="code">image product
	code is binary len 2		code is binary len 2
	type is string len 8		type is string len 8
	desc is string len 30		desc is string len 30
	~~</p>~~
	end image		end image
	~~<p class="code">~~...		...
	~~</p>~~
	fr products		fr products
	~~<p class="code">~~%product:code = code		%product:code = code
	%product:type = type		%product:type = type
	%product:desc = desc		%product:desc = desc
	%list:addImage('PRODUCT')		%list:addImage('PRODUCT')
	~~</p>~~
	end for		end for
	~~<p class="code">~~...		...
	~~</p>~~
	%product:type = 'WIDGET'		%product:type = 'WIDGET'
	%wlist = %list:subsetImageItem(%product:type)		%wlist = %list:subsetImageItem(%product:type)

Wiccan: 1 revision

2011-02-07T21:23:54Z

1 revision

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Wiccan: 1 revision

2011-02-07T21:23:51Z

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	<p class="code">image product		<p class="code">image product
	~~<p class="code">~~code is binary len 2		code is binary len 2
	type is string len 8		type is string len 8
	desc is string len 30		desc is string len 30
	</p>		</p>
	end image		end image

Wiccan: 1 revision

2011-02-06T22:35:25Z

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Goff: syntax diagram, tags and links

2011-02-06T22:35:21Z

syntax diagram, tags and links

← Older revision		Revision as of 22:35, 6 February 2011
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	<p class="code">image product		<p class="code">image product
	code is binary len 2		<p class="code">code is binary len 2
	type is string len 8		type is string len 8
	desc is string len 30		desc is string len 30
			</p>
	end image		end image
	...		<p class="code">...
			</p>
	fr products		fr products
	%product:code = code		<p class="code">%product:code = code
	%product:type = type		%product:type = type
	%product:desc = desc		%product:desc = desc
	%list:addImage('PRODUCT')		%list:addImage('PRODUCT')
			</p>
	end for		end for
	...		<p class="code">...
			</p>
	%product:type = 'WIDGET'		%product:type = 'WIDGET'
	%wlist = %list:subsetImageItem(%product:type)		%wlist = %list:subsetImageItem(%product:type)

Goff: syntax diagram, tags and links

2011-01-28T00:49:08Z

syntax diagram, tags and links

← Older revision		Revision as of 00:49, 28 January 2011
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	<tr><th>sl</th>		<tr><th>sl</th>
	<td>A <var>Stringlist</var> object.</td></tr>		<td>A <var>Stringlist</var> object.</td></tr>
	<tr><th>~~item~~</th>		<tr><th>imageItem</th>
	<td>The image item to be matched.</td></tr>		<td>The image item to be matched.</td></tr>
	<tr><th>~~searchvalue~~</th>		<tr><th>searchValue</th>
	<td>The value to be found. This is an optional argument. When this argument is not specified, the current contents of the image item specified by the ~~'''item'''~~ argument is used as the match value.</td></tr>		<td>The value to be found. This is an optional argument. When this argument is not specified, the current contents of the image item specified by the <var class="term">imageItem</var> argument is used as the match value.</td></tr>
	<tr><th>operator</th>		<tr><th>operator</th>
	<td>A string comparison operator that indicates the required relationship between the match value and the item in the ~~'''%~~sl~~'''~~ <var>Stringlist</var>. Valid comparison operators are <tt>.EQ</tt>, <tt>.NE</tt>, <tt>.LE</tt>,<tt>.LT</tt>, <tt>.GE</tt>, and <tt>.GT</tt>. If this argument is not specified or null, an equality test (<tt>.EQ</tt>) is done on all ~~$list~~ items.</td></tr>		<td>A string comparison operator that indicates the required relationship between the match value and the item in the <var class="term">sl</var> <var>Stringlist</var>. Valid comparison operators are <code>'EQ'</code>, <code>'NE'</code>, <code>'LE'</code>, <code>'LT'</code>, <code>'GE'</code>, and <code>'GT'</code>. If this argument is not specified or null, an equality test (<code>'EQ'</code>) is done on all <var class="term">sl</var> items.</td></tr>
	</table>		</table>

	==Usage notes==		==Usage notes==
	<ul><li>All errors in <var>SubsetImageItem</var> result in request cancellation.</ul>		<ul><li>All errors in <var>SubsetImageItem</var> result in request cancellation.</ul>

	==Examples==		==Examples==
	<var>SubsetImageItem</var> is especially useful for <var>~~Stringlist~~</var>s whose contents map to an image, as for example in the following:		<ol><li><var>SubsetImageItem</var> is especially useful for <var>Stringlists</var> whose contents map to an image, as for example in the following:

	<p class="code">image product		<p class="code">image product
	code is binary len 2		code is binary len 2
	type is string len 8		type is string len 8
	desc is string len 30		desc is string len 30
	end image		end image
	...		...
	fr products		fr products
	%product:code = code		%product:code = code
	%product:type = type		%product:type = type
	%product:desc = desc		%product:desc = desc
	%list:addImage('PRODUCT')		%list:addImage('PRODUCT')
	end for		end for
	...		...
	%product:type = 'WIDGET'		%product:type = 'WIDGET'
	%wlist = %list:subsetImageItem(%product:type)		%wlist = %list:subsetImageItem(%product:type)
	</p>		</p>
			<li>If a <var class="term">searchValue</var> is specified in addition to the <var class="term">imageItem</var>, processing is performed as if the <var class="term">searchValue</var> were first assigned to the <var class="term">imageItem</var>, and then the <var class="term">imageItem</var> is restored to its original value upon processing completion. Any data type conversions required between the <var class="term">searchValue</var> and the <var class="term">imageItem</var> are performed before the subsetting is performed. That is, this method invocation:
	If a ~~value~~ is specified in addition to the ~~image item~~, processing is performed as if the ~~value~~ were assigned to the ~~image item~~, and then the ~~image item~~ is restored to its original value. Any data type conversions required between the ~~value~~ and the ~~image item~~ are performed before the subsetting is performed.
	That is, this method invocation:

	<p class="code">%olist = %list:subsetImageItem(%product:code, 13)		<p class="code">%olist = %list:subsetImageItem(%product:code, 13)
	</p>		</p>

	is identical to this:		is identical to this:

	<p class="code">%temp = %product:code		<p class="code">%temp = %product:code
	%product:code = 13		%product:code = 13
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	%product:code = %temp		%product:code = %temp
	</p>		</p>
			<li>For inequality comparisons, the appropriate image-item datatype-specific comparison is performed. For example, the following method selects all <var>Stringlist</var> items with a product code of <code>-2</code>, <code>-1</code>, or any number greater than or equal to zero, but it does not select any with a product code of <code>-3</code> or less.
	For inequality comparisons, the appropriate image-item datatype-specific comparison is performed.
	For example, the following method selects all <var>Stringlist</var> items with a product code of -2, -1, or any number greater than or equal to zero, but it does not select any with a product code of -3 or less.

	<p class="code">%olist= %list:subsetImageItem(%product:code, -2, , 'GE')		<p class="code">%olist= %list:subsetImageItem(%product:code, -2, , 'GE')
	</p>		</p>


	==See also==		==See also==
	{{Template:Stringlist:SubsetImageItem footer}}		{{Template:Stringlist:SubsetImageItem footer}}

Wiccan: 1 revision

2011-01-26T18:56:25Z

1 revision

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Wiccan: 1 revision

2011-01-26T18:56:18Z

1 revision

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	~~[[Category~~:Stringlist ~~methods\|~~SubsetImageItem ~~function]]~~		==See also==
			{{Template:Stringlist:SubsetImageItem footer}}

Wiccan: 1 revision

2011-01-20T15:47:14Z

1 revision

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