EPScript/Operators - Revision history

Drn@ecs.soton.ac.uk: Added format template

2022-02-21T02:22:11Z

Added format template

← Older revision		Revision as of 02:22, 21 February 2022
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			{{formats}}

	{{EPScript}}		{{EPScript}}

Drn@ecs.soton.ac.uk: Tidied up comparison operators section

2022-02-20T15:44:54Z

Tidied up comparison operators section

← Older revision		Revision as of 15:44, 20 February 2022
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	===lt===		===lt===

	Returns true if the left-hand expression is less than the right-hand expression. This is only applicable to expressions that return numeric values.		Returns true if the left-hand expression is less than the right-hand expression. This is only applicable to expressions that return numeric values.
			{{codesample\|<pre>
	{{codesample\|		<if test="length(editors) lt 6">
	<pre>		...
	<if test="length(editors) lt 6">		</if>
	...		</pre>}}
	</if>
	</pre>
	}}

	===gt===		===gt===

	Returns true if the left-hand expression is greater than the right-hand expression. This is only applicable to expressions that return numeric values.		Returns true if the left-hand expression is greater than the right-hand expression. This is only applicable to expressions that return numeric values.
			{{codesample\|<pre>
	{{codesample\|		<if test="length(editors) gt 1">
	<pre>		...
	<if test="length(editors) gt 1">		</if>
	...		</pre>}}
	</if>
	</pre>
	}}

	===equals===		===equals===

	Returns true if the left-hand expression is equal to the right-hand expression. This applies to numeric, boolean, and string values.		Returns true if the left-hand expression is equal to the right-hand expression. This applies to numeric, boolean, and string values.
			{{codesample\|<pre>
	{{codesample\|		<if test="type = 'patent'">
	<pre>		...
	<if test="type = 'patent'">		</if>
	...		</pre>}}
	</if>
	</pre>
	}}

	===not equals===		===not equals===

	The inverse of the equals operator, this returns true if the expressions are not equal.		The inverse of the equals operator, this returns true if the expressions are not equal.
			{{codesample\|<pre>
	{{codesample\|		<if test="type != 'book'">
	<pre>		...
	<if test="type != 'book'">		</if>
	...		</pre>}}
	</if>
	</pre>
	}}

Drn@ecs.soton.ac.uk: Tidied up logical operators section

2022-02-20T15:43:13Z

Tidied up logical operators section

← Older revision		Revision as of 15:43, 20 February 2022
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	===and===		===and===

	Returns true if both the left-hand and the right-hand expressions return true.		Returns true if both the left-hand and the right-hand expressions return true.
			{{codesample\|<pre>
	{{codesample\|
	<pre>
	<if test="type = 'book' and is_set( creators )">		<if test="type = 'book' and is_set( creators )">
	...		...
	</if>		</if>
	</pre>		</pre>}}
	}}

	===or===		===or===
	Returns true if at least one of the expressions returns true.		Returns true if at least one of the expressions returns true.
	{{codesample\|		{{codesample\| <pre>
	<if test="type = 'book' or type = 'patent'">		<if test="type = 'book' or type = 'patent'">
	...		...
	</if>		</if>
	}}		</pre>}}

	===not===		===not===
	Returns true if the expression is false and false if the expression is true.		Returns true if the expression is false and false if the expression is true.
			{{codesample\|<pre>
	<if test="!is_set( creators )">		<if test="!is_set( creators )">
	...		...
	</if>		</if>
			</pre>}}

	==Comparison Operators==		==Comparison Operators==

WikiSysop: Reverted edit of DovQbl, changed back to last version by Tom

2007-08-28T11:08:21Z

Reverted edit of DovQbl, changed back to last version by Tom

New page

{{EPScript}}

= Operators =

==Logical Operators==

===and===

Returns true if both the left-hand and the right-hand expressions return true.

{{codesample|
<pre>
<if test="type = 'book' and is_set( creators )">
...
</if>
</pre>
}}

===or===
Returns true if at least one of the expressions returns true.
{{codesample|
<if test="type = 'book' or type = 'patent'">
...
</if>
}}

===not===
Returns true if the expression is false and false if the expression is true.
<if test="!is_set( creators )">
...
</if>

==Comparison Operators==

===lt===

Returns true if the left-hand expression is less than the right-hand expression. This is only applicable to expressions that return numeric values.

{{codesample|
<pre>
<if test="length(editors) lt 6">
...
</if>
</pre>
}}

===gt===

Returns true if the left-hand expression is greater than the right-hand expression. This is only applicable to expressions that return numeric values.

{{codesample|
<pre>
<if test="length(editors) gt 1">
...
</if>
</pre>
}}

===equals===

Returns true if the left-hand expression is equal to the right-hand expression. This applies to numeric, boolean, and string values.

{{codesample|
<pre>
<if test="type = 'patent'">
...
</if>
</pre>
}}

===not equals===

The inverse of the equals operator, this returns true if the expressions are not equal.

{{codesample|
<pre>
<if test="type != 'book'">
...
</if>
</pre>
}}

Tom: Removing spam.

2007-08-20T08:35:16Z

Removing spam.

New page

WikiSysop: /* not */

2006-10-09T13:31:14Z

not

← Older revision		Revision as of 13:31, 9 October 2006
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	===not===		===not===
	Returns true if the expression is false and false if the expression is true.		Returns true if the expression is false and false if the expression is true.
	~~{{codesample\|~~		<if test="!is_set( creators )">
	~~<pre>~~		...
	<if test="!is_set( creators )">		</if>
	...
	</if>
	~~</pre>~~
	}}

	==Comparison Operators==		==Comparison Operators==

WikiSysop: /* or */

2006-10-09T13:30:49Z

← Older revision		Revision as of 13:30, 9 October 2006
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	===or===		===or===
	Returns true if at least one of the expressions returns true.		Returns true if at least one of the expressions returns true.
	{{codesample\|		{{codesample\|
	~~<pre>~~		<if test="type = 'book' or type = 'patent'">
	<if test="type = 'book' or type = 'patent'">		...
	...		</if>
	</if>
	~~</pre~~>
	}}		}}

WikiSysop: /* or */

2006-10-09T13:30:29Z

← Older revision		Revision as of 13:30, 9 October 2006
Line 18:		Line 18:

	===or===		===or===

	Returns true if at least one of the expressions returns true.		Returns true if at least one of the expressions returns true.

	{{codesample\|		{{codesample\|
	<pre>		<pre>

WikiSysop: /* not */

2006-10-09T13:30:18Z

not

← Older revision		Revision as of 13:30, 9 October 2006
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	===not===		===not===

	Returns true if the expression is false and false if the expression is true.		Returns true if the expression is false and false if the expression is true.

	{{codesample\|		{{codesample\|
	<pre>		<pre>

WikiSysop at 13:20, 9 October 2006

2006-10-09T13:20:09Z

← Older revision		Revision as of 13:20, 9 October 2006
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	{{~~Navigate\|Section=~~EPScript~~\|Prev=Data Types\|Curr=Operators\|Next=Functions~~}}		{{EPScript}}

	= Operators =		= Operators =