Carousel block
Fields
| Field | Type | Description | Required? |
|---|---|---|---|
type | String | The type of block. For a carousel block, type is always carousel. | Required |
elements | Array | A list of cards. The carousel must contain at least one card, with a maximum of 10 cards. | Required |
block_id | String | A unique identifier for a block. If not specified, a block_id will be generated. | Optional |
Example
A sample carousel block:
- JSON
{
"blocks": [
{
"type": "carousel",
"elements": [
{
"type": "card",
"block_id": "carousel-card-1",
"icon": {
"type": "image",
"image_url": "https://picsum.photos/36/36",
"alt_text": "Icon"
},
"title": {
"type": "mrkdwn",
"text": "MDR",
"verbatim": false
},
"subtitle": {
"type": "mrkdwn",
"text": "Refining data files",
"verbatim": false
},
"hero_image": {
"type": "image",
"image_url": "https://picsum.photos/400/300",
"alt_text": "Sample hero image"
},
"body": {
"type": "mrkdwn",
"text": "Blue badge required to gain access.",
"verbatim": false
},
"actions": [
{
"type": "button",
"text": {
"type": "plain_text",
"text": "Action Button",
"emoji": false
},
"action_id": "button_action_1"
}
]
},
{
"type": "card",
"block_id": "carousel-card-2",
"icon": {
"type": "image",
"image_url": "https://picsum.photos/36/36",
"alt_text": "Icon"
},
"title": {
"type": "mrkdwn",
"text": "O&D",
"verbatim": false
},
"subtitle": {
"type": "mrkdwn",
"text": "Storage, maintenance, and rotation of art pieces",
"verbatim": false
},
"hero_image": {
"type": "image",
"image_url": "https://picsum.photos/400/300",
"alt_text": "Sample hero image"
},
"body": {
"type": "mrkdwn",
"text": "Green badge required to gain access.",
"verbatim": false
},
"actions": [
{
"type": "button",
"text": {
"type": "plain_text",
"text": "Action Button",
"emoji": false
},
"action_id": "button_action_2"
}
]
},
{
"type": "card",
"block_id": "carousel-card-3",
"icon": {
"type": "image",
"image_url": "https://picsum.photos/36/36",
"alt_text": "Icon"
},
"title": {
"type": "mrkdwn",
"text": "Wellness Center",
"verbatim": false
},
"subtitle": {
"type": "mrkdwn",
"text": "Wellness sessions",
"verbatim": false
},
"hero_image": {
"type": "image",
"image_url": "https://picsum.photos/400/300",
"alt_text": "Sample hero image"
},
"body": {
"type": "mrkdwn",
"text": "Please take a seat in the waiting room until called.",
"verbatim": false
},
"actions": [
{
"type": "button",
"text": {
"type": "plain_text",
"text": "Action Button",
"emoji": false
},
"action_id": "button_action_3"
}
]
}
]
}
]
}