Appendix : Legacy Presto components : Mashables and Mashups : Mashups in EMML : Writing Mashups in EMML : Adding Metadata to Mashups : <presto:macro-meta> : <required>
<required>
A flag indicating whether the block property for this input parameter is required. Wires will not allow users to run a block until all required properties have been set.
Can Contain
true or false. This defaults to false.
Allowed In
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