Oihana Php Arango

isNumber.php

isNumber() : string: Builds an AQL expression that checks whether a value is a number.

Builds an AQL expression that checks whether a value is a number.


    
                    isNumber(string $value) : string

This helper wraps the ArangoDB AQL function IS_NUMBER(), which returns true if the given value is a numeric type, and false otherwise.

Example AQL output:

IS_NUMBER(doc.age)

example

use function oihana\arango\db\functions\isNumber;

$expr = isNumber('doc.age');
// Produces: 'IS_NUMBER(doc.age)'

see

https://docs.arangodb.com/stable/aql/functions/type-check-and-cast/#is_number

since

1.0.0

author Marc Alcaraz

string —

The formatted AQL expression (e.g. 'IS_NUMBER(doc.age)').