Loop Object. Within a loop you have access to the loop object
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[aw2.get loop.<selector>]

loop.index
The Current Index

loop.counter
Zero based counter

loop.odd
returns 0 or 1

loop.even
returns 0 or 1

loop.first
returns 0 or 1

loop.last
returns 0 or 1

loop.between
returns 0 or 1

loop.series.2
returns 0 or 1 for the series 1,3,5,7

loop.key
The Current Key

loop.value
The Current Value

loop.source
The original array which you are looping through

[aw2.loop module.x]
//** get Current Index **//
[aw2.get loop.index /]

//*** Zero based counter ***//
[aw2.get loop.counter /]

//***Odd Even First Last Between***//
[aw2.true loop.odd]Odd[/aw2.true]
[aw2.true loop.even]even[/aw2.true]
[aw2.true loop.first]First[/aw2.true]
[aw2.true loop.last]Last[/aw2.true]
[aw2.true loop.between]Between[/aw2.true]

//*** loop key ***//
[aw2.get loop.key /]

[/aw2.loop]