method

Value.Len

Count direct object members or list items without copying.

Example

go

tags := store.List(store.String("news"))
count := tags.Len() // 1

Returns

The number of members or items, or zero for other kinds.

int

How it works

Use Kind when an empty container must be distinguished from a scalar.

Full signature

func (value Value) Len() int

Source store/value.go:137

Related types

Value
An immutable scalar, object, list, or populated document value.

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