How to write apoc.node.relationship.exists

[pavloN]

How to put parameters in this function apoc.node.relationship.exists ?
Could somebody show an example?

[michael_hunger]

Does this help?

github.com

neo4j-contrib/neo4j-apoc-procedures/blob/3.5/src/test/java/apoc/nodes/NodesTest.java#L82-L118

@Test
public void hasRelationhip() throws Exception {
    db.execute("CREATE (:Foo)-[:Y]->(:Bar),(n:FooBar) WITH n UNWIND range(1,100) as _ CREATE (n)-[:X]->(n)").close();
    TestUtil.testCall(db,"MATCH (n:Foo) RETURN apoc.node.relationship.exists(n,'Y') AS value",(r)-> assertEquals(true,r.get("value")));
    TestUtil.testCall(db,"MATCH (n:Foo) RETURN apoc.node.relationship.exists(n,'Y>') AS value", (r)-> assertEquals(true,r.get("value")));
    TestUtil.testCall(db,"MATCH (n:Foo) RETURN apoc.node.relationship.exists(n,'<Y') AS value", (r)-> assertEquals(false,r.get("value")));
    TestUtil.testCall(db,"MATCH (n:Foo) RETURN apoc.node.relationship.exists(n,'X') AS value", (r)-> assertEquals(false,r.get("value")));


    TestUtil.testCall(db,"MATCH (n:Bar) RETURN apoc.node.relationship.exists(n,'Y') AS value",(r)-> assertEquals(true,r.get("value")));
    TestUtil.testCall(db,"MATCH (n:Bar) RETURN apoc.node.relationship.exists(n,'Y>') AS value", (r)-> assertEquals(false,r.get("value")));
    TestUtil.testCall(db,"MATCH (n:Bar) RETURN apoc.node.relationship.exists(n,'<Y') AS value", (r)-> assertEquals(true,r.get("value")));
    TestUtil.testCall(db,"MATCH (n:Bar) RETURN apoc.node.relationship.exists(n,'X') AS value", (r)-> assertEquals(false,r.get("value")));


    TestUtil.testCall(db,"MATCH (n:FooBar) RETURN apoc.node.relationship.exists(n,'X') AS value",(r)-> assertEquals(true,r.get("value")));
    TestUtil.testCall(db,"MATCH (n:FooBar) RETURN apoc.node.relationship.exists(n,'X>') AS value", (r)-> assertEquals(true,r.get("value")));
    TestUtil.testCall(db,"MATCH (n:FooBar) RETURN apoc.node.relationship.exists(n,'<X') AS value", (r)-> assertEquals(true,r.get("value")));
    TestUtil.testCall(db,"MATCH (n:FooBar) RETURN apoc.node.relationship.exists(n,'Y') AS value", (r)-> assertEquals(false,r.get("value")));
}
@Test

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