ServiceNow: Building Powerful Workflows

Looping with Jelly

Even on its own, Jelly can do some clever things. When the processor runs, it'll find the custom tags and evaluate them. The content of the tag could contain other tags, either Jelly or HTML. Consider them as functions or commands.

Since Jelly tags are XML, they'll have attributes that work as parameters for the command. The contents of a tag are typically the body of a command.

1. To see an example, create a new UI Page (System UI > UI Page, click New), fill out the form, and click on Try It.
   • Name: LoopWorld
   • HTML: Insert this inside the template, on line 3.

<j:forEach indexVar="i" begin="1" end="3">
  <p>Hello, world!</p>
</j:forEach>

2. This simple example shows the forEach tag. This is supplied with three parameters: ...