花园里5立方米的木材如何处理?
您可以使用
reduce
来组合数组:
WITH path,
extract(n IN nodes(path)| n.name) as names,
extract(r IN relationships(path)| r.metric) as metrics
RETURN HEAD(names) +
REDUCE(acc = [], i in RANGE(1,size(metrics)) |
acc + metrics[i-1] + names[i])