<span></span>
<p></p>
<label></label>
* {color:red; font-size:20px;}
var w3tr = [ 1, 9, 3, 8, 6, 1, 5, 9, 4, 7, 3, 8, 6, 9, 1 ];
$( "span" ).text( w3tr.join( "- " ) );
 
w3tr = jQuery.grep(w3tr, function( x, i ) {
  return ( x !== 5 && i > 4 );
});
$( "p" ).text( w3tr.join( "- " ) );
 
w3tr = jQuery.grep(w3tr, function( b ) {
  return b !== 9;
});
 
$( "label" ).text( w3tr.join( "-" ) );

External CSS

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External JavaScript

  1. //cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js