filter

Filter the traversal to eliminate some of the returned objects based on a criteria.

Synopsis

filter(traversal)
Table 1. Legend
Syntax conventions Description
Lowercase and uppercase Literal keyword. Includes ().
Italics Variable value. Replace with a user-defined value.
[] Optional. Square brackets ( [] ) surround optional command arguments. Do not type the square brackets.
{} Group. Braces ( {} ) identify a group to choose from. Do not type the braces.
| Or. A vertical bar ( | ) separates alternative elements. Type any one of the elements. Do not type the vertical bar.
... Repeatable. An ellipsis ( ... ) indicates that you can repeat the syntax element as often as required.

Description

The filter() step is a general filter step. This step is used to eliminate some of the returned objects at a particular point in a traversal based on some criteria.

Examples

Find the books that include an edge from a recipe:
g.V().hasLabel('book').filter(__.in('includedIn').hasLabel('recipe'))