Not

Not(value)
Not(value)
Not(value)
Not(value)
not_expr(value)
not_ value
Not(value)
Not(value)

Description

The Not function computes the negation of a boolean value, returning true if its argument is "false", or false if its argument is "true".

Parameters

Argument Type Definition and Requirements

value

Boolean

A single boolean value.

Returns

A boolean value.

Examples

The query below returns false because an argument of "true" is provided.

curl https://db.fauna.com/ \
    -u fnAChGwBcAACAO70ziE0cfROosNJHdgBmJU1PgpL: \
    -d '{ "not": true }'
client.Query(Not(true));
System.out.println(client.query(Not(Value(true))).get());
result, _ := client.Query(f.Not(true))

fmt.Println(result)
client.query(Not(true))
client.query(q.not_expr(True))
$client.query do
  not_ true
end
client.query(Not(true))
client.query(q.Not(true))
  .then((ret) => console.log(ret))
HTTP/1.1 200 OK
{ "resource": false }
false
false
false
false
false
false
false
false