Method removeItem

packages/miniprogram-render/src/bom/storage.js:79–90

(key)

    }

    removeItem(key) {
        if (!key || typeof key !== 'string') return

        const oldValue = this.$_map[key] || null
        delete this.$_map[key]

        // 删除 key
        const index = this.$_keys.indexOf(key)
        if (index >= 0) this.$_keys.splice(index, 1)

        this.$_triggerStorage(key, null, oldValue)
    }

    clear() {
        this.$_map = {}