Resource Formation Service
Resource Formation Service
- What's New
- Service Overview
- User Guide
- Template Reference
-
API Reference
- Before You Start
-
API
- Calling APIs
-
Stacks
- Listing Events of a Stack
- Obtaining Stack Metadata
- Listing Stacks
- Creating a Stack
- Obtaining a Stack Template
- Listing Stack Resources
- Listing Stack Outputs
- Continuing to Deploy a Stack
- Deploying a Stack
- Deleting a Stack
- Updating a Stack
- Deleting a Stack with Conditions
- Continuing to Roll Back a Stack
- Execution Plans
- Template Analysis
- Template Management
-
Stack Sets
- Listing Stack Sets
- Creating a Stack Set
- Obtaining a Stack Set Template
- Listing Stack Set Operations
- Obtaining Metadata of a Stack Set
- Listing Stack Instances
- Creating Stack Instances
- Deleting Stack Instance Deprecated
- Updating Stack Instances
- Deleting Stack Instances
- Deploying a Stack Set
- Deleting a Stack Set
- Updating a Stack Set
- Obtaining Metadata of a Stack Set Operation
- Obtaining a Stack Instance
- Customized Providers
- Resource Formation - Hook
- Resource Formation - Module Management
- Permissions and Supported Actions
- Appendix
- Change History
- FAQs
- Videos
-
More Documents
-
User Guide (ME-Abu Dhabi Region)
- Service Overview
- Getting Started
- Stack Management
- CTS
-
Template Reference
- Template Introduction
-
List of Elements
- Resource Indexes
- AOS.Stack
- CCE.Addon.AutoScaler
- CCE.Cluster
- CCE.HelmRelease
- CCE.NodePool
- CCE.Pod
- CCE.Storage.OBS
- CCE.Storage.SFS
- DCS.Redis
- ECS.CloudServer
- ECS.KeyPair
- NAT.Instance
- NAT.SNatRule
- OBS.Bucket
- RDS.MySQL
- SFS.FileSystem
- ULB.Healthmonitor
- ULB.Listener
- ULB.LoadBalancer
- ULB.Member
- ULB.Pool
- VPC.EIP
- VPC.SecurityGroup
- VPC.SecurityGroupRule
- VPC.Subnet
- VPC.VPC
-
Data Structure
- AOS.BatchItem
- Basic.KeyValuePair
- Basic.Label
- Basic.LabelSelector
- Basic.NameAndSecretValue
- Basic.NameKeyPair
- Basic.NameValuePair
- CCE.Addon.AutoScaler.Node
- CCE.DataVolume
- CCE.HelmChart
- CCE.Labels
- CCE.NodePool
- CCE.PublicIP
- DCS.InstanceBackupPolicy
- DCS.PeriodicalBackupPlan
- ECS.DataVolume
- ECS.EIP
- ECS.ExtendParam
- ECS.MountedVolumes
- ECS.NICS
- ECS.Personality
- ECS.PublicIP
- ECS.RootVolume
- ECS.SecurityGroup
- ECS.ServerTags
- ECS.VolumeExtendParam
- K8S.PodSecurityContext
- K8S.SecurityContext.SeLinuxOptions
- MySQL.DBUser
- MySQL.DataBase
- MySQL.DataStore
- RDS.BackupStrategy
- RDS.HA.Mysql
- RDS.Volume
- ULB.StickySession
- VPC.BandWidth
- VPC.PublicIP
- Appendix
- FAQs
- Change History
-
API Reference (ME-Abu Dhabi Region)
- Before You Start
- API Overview
- Calling APIs
-
API
- Creating a Template
- Querying a Template List
- Updating a Template
- Deleting a Template
- Downloading a Template
- Querying a Template
- Querying the Input Parameters of a Template
- Creating a Stack
- Deleting a Stack
- Executing a Stack Lifecycle
- Querying a Stack List
- Querying a Stack
- Querying a Stack Element List
- Querying a Stack Element
- Querying a Stack Output
- Querying Stack Input
- Querying the Execution Record of a Stack
- Querying a Stack Execution Record List
- Appendix
- Change History
-
API Reference (Kuala Lumpur Region)
- Before You Start
-
API
- Calling APIs
-
Stacks
- Listing Events of a Stack
- Obtaining Stack Metadata
- Listing Stacks
- Creating a Stack
- Obtaining a Stack Template
- Listing Stack Resources
- Listing Stack Outputs
- Continuing to Deploy a Stack
- Deploying a Stack
- Deleting a Stack
- Updating a Stack
- Deleting a Stack with Conditions
- Continuing to Roll Back a Stack
- Execution Plans
- Template Analysis
- Template Management
-
Stack Sets
- Listing Stack Sets
- Creating a Stack Set
- Obtaining a Stack Set Template
- Listing Stack Set Operations
- Obtaining Metadata of a Stack Set
- Listing Stack Instances
- Creating Stack Instances
- Deleting Stack Instance Deprecated
- Updating Stack Instances
- Deploying a Stack Set
- Deleting Stack Instances
- Deleting a Stack Set
- Updating a Stack Set
- Obtaining Metadata of a Stack Set Operation
- Obtaining a Stack Instance
- Appendix
- Change History
- User Guide (Kuala Lumpur Region)
-
User Guide (ME-Abu Dhabi Region)
- General Reference
On this page
Help Center/
Resource Formation Service/
User Guide (ME-Abu Dhabi Region)/
Template Reference/
Template Introduction/
Built-In Functions/
get_list_length
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get_list_length
The get_list_length function can be used to calculate the number of elements in an array structure. Generally, this function is used together with the split function.
Syntax
get_list_length: list
Parameter Description
Parameter |
Description |
---|---|
list |
Array structure |
Return Value
The length of an array is returned.
Examples
The following describes how to use the get_list_length function to obtain the length of an array:
inputs: source: default: "a,b,c,d,e,f,g" node_templates: testStack: type: Cloud.AOS.Stack properties: templateId: "abcdf-fdeee" inputs: aaa: {select: [0, {split: [",", {get_input: source}]}]} # The value is a. bbb: {select: [1, ["alpha", "beta", "gamma"]]} # The value is beta. cc_length: {get_list_length: {split: [",", {get_input: source}]}} # The value is 7. bbb_length: {get_list_length: ["alpha", "beta", "gamma"]} # The value is 3.
Parent topic: Built-In Functions
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