#!/bin/bash
text='<property name="uri" value="http://192.49.200.142:20010/some/path/1_0_0"/>'
regex='<property[[:space:]]name="uri"[[:space:]]value="http://([0-9]+(\.[0-9]+)+)'
if [[ $text =~ $regex ]]; then
echo ${BASH_REMATCH[1]};
fi
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