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1		-{{toc/}}
2		-
3	3	= Introduction =
4	4
5		- Variable is a container that holds a value and can be called in the iXPath Scenario. The importance of
	3	+ Variable is a container that holds a value and can be called in the iXPath Scenario. The importance of variables is to make flexibility in using some values without referring to their origins.
6	6
7		-variables is to make flexibility in using some values without referring to their origins.
8		-
9	9	There are 2 types of  variables:
10	10
11	11	* System variables
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13	13
14	14	To call a variable, we should put it inside ${}. Eg: for a variable named ‘iXVar’, it can be called as ${iXVar}.
15	15
16		-== System variables ==
	12	+== System variables ==
17	17
18	18	System variables define some default values in the system, and they can be called by users several times.
19	19
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33	33	1*. (((
34	34	(% style="width:884px" %)
35	35	|(% style="width:150px" %)**Function**|(% style="width:365px" %)**Description**|(% style="width:367px" %)**Use**
36		-|(% style="width:150px" %)Get(x) |(% style="width:365px" %)Get a file with index number "x" from the BpmnFile list, the indexes begin from 0 as the first element, and so on.|(% style="width:367px" %)(((
	32	+|(% style="width:150px" %)Get(i) |(% style="width:365px" %)Get a file with index number "i" from the BpmnFile list, the indexes begin from 0 as the first element, and so on.|(% style="width:367px" %)(((
37	37	if we have an XmlToXml connector named "XmlToXml1" we can get __the second__ BpmnFile as :
38	38
39	39	${XmlToXml1.get(1)}
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59	59	)))
60	60	)))
61	61
62		-== Local variables ==
63	63
64		-Local variable is a type of variable that can be newly created and used for a certain need.
	59	+== Local variables ==
65	65
66		-So as to create a local variable "newVar" with a value equals to "var number 1", we should write this piece of XSL code :
67	67
68		-{{code language="XML"}}
69		-<xsl:value-of select=" ixf:SetVar('newVar', 'var Number 1')"></xsl:value-of>
70	70
71		-{{/code}}
72	72
73		-The call of this new variable in the scenario is similar to previous system variables:  **${newVar}.**
74	74
75		-To get 'newVar' inside an XSL file :
76		-
77		-{{code language="XML"}}
78		-<xsl:value-of select="ixf:getVar('newVar')"></xsl:value-of>
79		-{{/code}}
80		-
81		-
82		-
83		-
84		-
85		-
86	86