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XQuery op:xml-pi

MarkLogic 12 Product Documentation
op.xmlPI

op.xmlPI(
   name as String,
   value as String
) as processingInstructionNode

Summary

This function constructs an XML processing instruction with the atomic value.

Parameters
name The name of the processing instruction.
value The value of the processing instruction.

Example

const op = require('/MarkLogic/optic');

const literals = op.fromLiterals([
            {row:1, gp: 1, nm:"alpha", str:"a", num:10, bool:true},
            {row:2, gp: 1, nm:"beta", str:"b", num:20, bool:false},
            {row:3, gp: 2, nm:"gamma", str:"c", num:30, bool:true},
            {row:4, gp: 2, nm:"delta", str:"d", num:40, bool:false}
            ])
literals.where(op.eq(op.col('gp'), 1))
        .select(['row',
                 op.as('node', op.xmlPI(op.col('str'), op.col('num')) )
                ])
        .orderBy('row')
        .result();

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