September 2017
Intermediate to advanced
408 pages
9h 25m
English
Content preview from ServiceNow Application Development
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The j:set_if tag
The j:set_if tag is used to set the value of a variable based on a condition. If the condition evaluates to true, the value specified in the true attribute is set. Otherwise, the value specified in the false attribute is set. It is similar to the ternary operator in many programming languages--var x = test ?true : false. It accepts the following attributes:
- var: The name of the variable to set. We usually use the jvar_ prefix for consistency.
- test: The test expression to be used to determine whether to evaluate the true or false value. This should be a Jelly expression enclosed in ${} or $[], and must evaluate to boolean value.
- true: The value to set the variable to if the expression in the test attribute evaluates to
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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