# CloudID
Declares the string as cloudID. A string is passed via the API. See how to get open data via cloud call for details.
# Use Case
wx.cloud.callFunction({
name: 'myFunction',
data: {
weRunData: wx.cloud.CloudID('xxx'), // This CloudID value will be replaced via the cloud function.
obj: {
shareInfo: wx.cloud.CloudID('yyy'), // The CloudID in non-top fields will not be replaced and will be displayed as the original string.
}
}
})