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benoit-ponsero/repeatWithIndex.scala.html

Created January 8, 2013 14:48
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@repeatWithIndex
Raw
repeatWithIndex.scala.html
@(field:Field, min:Int=1)(f: (Field, Int) => Html)
@{
(0 until math.max(if (field.indexes.isEmpty) 0 else field.indexes.max + 1, min)).map(i => f(field("[" + i + "]"),i))
}
Raw
usage
@repeatWithIndex(myForm("field"), min=1) { (field, index) =>
@index
@helper.inputText(field("another_field"))
}
@alissapajer
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Thanks! Just used this successfully!

@techmag
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techmag commented Apr 13, 2015

Get's my vote... ran into a situation that required exactly this...

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