xdmp.subbinary

xdmp.subbinaryxdmpsubbinary

/apidoc/8.0/xdmp:subbinary.xml

Returns a binary node made up of a subset of the given binary node.

A binary node whose subset will be returned

source

binary()

The new binary node starts at the byte position indicated by starting-location. The first byte is at location 1.

starting-location

Number

The length in bytes of the new binary node.

length

Number

binary()

Usage is exactly like fn:substring except that it applies to a binary node rather than a string.

var node = new NodeBuilder();
var bin = node.addBinary( "DEADBEEF" ).toNode();
xdmp.describe(fn.data(xdmp.subbinary(bin, 3, 2)));
  => xs:hexBinary("BEEF")