Using different highlighting tags for different fields

We can use different highlighting tags for different fields. Let us highlight name with a bold tag and series with an italics tag. Set the per field tag in our code as shown in the following:

  $hl->getField('name')->setSimplePrefix('<strong>')->setSimplePostfix('</strong>');
  $hl->getField('series_t')->setSimplePrefix('<em>')->setSimplePostfix('</em>');

The output shows that field name is highlighted with a bold tag whereas the field series is highlighted with an italics tag as shown in the following screenshot:

Highlighting different fields with different tags.

We can also use the setQuery() function to set a separate query for highlighting results other than the normal query. In the earlier program, let us change the highlighting to happen on harry potter on the search for harry as shown in the following code:

  $hl->setQuery('harry potter');

On checking Solr logs it is seen that the query to...