[英]Dataweave remove empty array
We are running MuleEsb 3.9.0 I'm trying to remove empty array's in my dataweave transformation. 我们正在运行MuleEsb 3.9.0,我正在尝试在dataweave转换中删除空数组。 For example:
例如:
payload map ((value , indexOfValue) -> {
value : {
content: value.content,
subvalue: value.subValue map ((subValue, indexOfsubValue)->
{
sub: subValue
}) filter ($.sub != null )
}
})
this will result in 这将导致
[
{
value:
{
content: xyz
subValue: []
}
}
]
i want subValue to be totally removed. 我希望subValue被完全删除。 to be outputted:
输出:
[
{
value:
{
content: xyz
}
}
]
You need something like this: 您需要这样的东西:
payload map ((v) -> {
value: {
content: v.content,
(subvalue: v.subValue map ... ) when ((sizeOf v.subValue) != 0)
}
})
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