$$contains

Checks whether an array contains a certain value

Usage

{ 
  "$$contains": /* Array of arrays / elements (null elements are ignored) */,
  "that": /* any */
}

"$$contains(<that>):{input}"

Returns

boolean

Arguments

Argument	Type	Values	Required / Default Value	Description
Primary	array		Yes	Array of arrays / elements (null elements are ignored)
that	any		Yes	The value to look for

Examples

Input

Definition

Output

[
  0,
  [],
  "a"
]

{
  "$$contains": "$",
  "that": "a"
}

true

Test

"a"

{
  "$$contains": [
    "b",
    "$"
  ],
  "that": "a"
}

true

Test

[
  0,
  [],
  "a"
]

{
  "$$contains": "$",
  "that": "b"
}

false

Test

[
  0,
  [],
  "a"
]

"$$contains(a):$"

true

Test

[
  0,
  [],
  "a"
]

"$$contains(b):$"

false

Test