$$max

Returns the max of all values in the array

Usage

{ 
  "$$max": /* Array of elements */,
  "default": /* any */,
  "type": "AUTO" /* or STRING / NUMBER / BOOLEAN */,
  "by": /* Transformer(##current) */
}

"$$max([default],[type],[by]):{input}"

note

Concrete values in the usage example are default values.

Returns

object (Same as picked element)

Arguments

Argument	Type	Values	Required / Default Value	Description
Primary	array		Yes	Array of elements
default	any		null	The default value to use for empty values
type	enum	AUTO/ STRING/NUMBER/BOOLEAN	AUTO	Type of values to expect when ordering the input array
by	Transformer(##current)		null	A transformer to extract a property to compare by ##current - Current element

Examples

Input

Definition

Output

[
  4,
  -2,
  13.45,
  null
]

"$$max($$long:40):$"

40

Test

[
  4,
  -2,
  13.45,
  null
]

"$$max(-8,NUMBER):$"

13.45

Test

[
  4,
  -2,
  13.45,
  null
]

"$$max():$"

13.45

Test

[
  4,
  -2,
  13.45,
  null
]

"$$max(z,STRING):$"

"z"

Test

[
  {
    "id": 1,
    "value": 4
  },
  {
    "id": 2,
    "value": 2
  },
  {
    "id": 3,
    "value": 13.45
  },
  {
    "id": 4,
    "value": null
  }
]

{
  "$$max": "$",
  "by": "##current.value",
  "default": "zz"
}

{
  "id": 3,
  "value": 13.45
}

Test

[
  {
    "value": 4
  },
  {
    "value": 2
  },
  {
    "value": 13.45
  },
  {
    "value": null
  }
]

{
  "$$max": "$",
  "by": "##current.value"
}

{
  "value": 13.45
}

Test