step-1<\/strong> First you create index.html page and adding some javascript code for using functionality livesearch.php page
\n<\/p>\n\r\n<html>\r\n<head>\r\n<script>\r\nfunction showResult(str) {\r\n if (str.length==0) { \r\n document.getElementById("livesearch").innerHTML="";\r\n document.getElementById("livesearch").style.border="0px";\r\n return;\r\n }\r\n if (window.XMLHttpRequest) {\r\n \/\/ code for IE7+, Firefox, Chrome, Opera, Safari\r\n xmlhttp=new XMLHttpRequest();\r\n } else { \/\/ code for IE6, IE5\r\n xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");\r\n }\r\n xmlhttp.onreadystatechange=function() {\r\n if (this.readyState==4 && this.status==200) {\r\n document.getElementById("livesearch").innerHTML=this.responseText;\r\n document.getElementById("livesearch").style.border="1px solid #A5ACB2";\r\n }\r\n }\r\n xmlhttp.open("GET","livesearch.php?q="+str,true);\r\n xmlhttp.send();\r\n}\r\n<\/script>\r\n<\/head>\r\n<body>\r\n\r\n<form>\r\n<input type="text" size="30" onkeyup="showResult(this.value)">\r\n<div id="livesearch"><\/div>\r\n<\/form>\r\n\r\n<\/body>\r\n<\/html>\r\n<\/pre>\n\nstep-2<\/strong> Then you create livesearch.php page <\/p>\n\r\n<?php\r\n$xmlDoc = new DOMDocument();\r\n$xmlDoc->load("links.xml");\r\n$x=$xmlDoc->getElementsByTagName('link');\r\n$q=$_GET["q"];\r\nif(strlen($q)>0)\r\n{\r\n\t$hint="";\r\n\tfor($i=0;$i<($x->length);$i++)\r\n\t{\r\n\t\t$y=$x->item($i)->getElementsByTagName('title');\r\n\t\t$z=$x->item($i)->getElementsByTagName('url');\r\n\t\tif($y->item(0)->nodeType==1)\r\n\t\t{\r\n\t\t\tif(stristr($y->item(0)->childNodes->item(0)->nodeValue,$q))\r\n\t\t\t{\r\n\t\t\t\tif($hint="")\r\n\t\t\t\t{\r\n\t\t\t\t\t$hint="<a href='" .\r\n\t\t\t\t\t$z->item(0)->childNodes->item(0)->nodeValue. \r\n\t\t\t\t\t"' target='_blank'>" . \r\n\t\t\t\t\t$y->item(0)->childNodes->item(0)->nodeValue."<\/a>";\r\n\t\t\t\t}\r\n\t\t\t\telse\r\n\t\t\t\t{\r\n\t\t\t\t\t$hint=$hint . "<br\/><a href='" .\r\n\t\t\t\t\t$z->item(0)->childNodes->item(0)->nodeValue .\r\n\t\t\t\t\t"' target='_blank'>".\r\n\t\t\t\t\t$y->item(0)->childNodes->item(0)->nodeValue. "<\/a>";\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t}\r\n\t}\r\n}\r\nif($hint==""){\r\n\t$response = "No results found";\r\n}\r\nelse\r\n{\r\n\t$response = $hint;\r\n}\r\necho $response;\r\n?>\r\n<\/pre>\n\nstep-3<\/strong> Then you create links.xml file links.xml is used for linking with search data.<\/p>\n\r\n<pages>\r\n<link>\r\n<title>HTML br tag<\/title>\r\n<url>https:\/\/www.w3schools.com\/tags\/tag_br.asp<\/url>\r\n<\/link>\r\n<link>\r\n<title>CSS background Property<\/title>\r\n<url>\r\nhttps:\/\/www.w3schools.com\/cssref\/css3_pr_background.asp\r\n<\/url>\r\n<\/link>\r\n<link>\r\n<title>CSS border Property<\/title>\r\n<url>https:\/\/www.w3schools.com\/cssref\/pr_border.asp<\/url>\r\n<\/link>\r\n<link>\r\n<title>JavaScript Date Object<\/title>\r\n<url>https:\/\/www.w3schools.com\/jsref\/jsref_obj_date.asp<\/url>\r\n<\/link>\r\n<link>\r\n<title>JavaScript Array Object<\/title>\r\n<url>\r\nhttps:\/\/www.w3schools.com\/jsref\/jsref_obj_array.asp\r\n<\/url>\r\n<\/link>\r\n<\/pages>\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"With Php Custom Search, full-featured text search engine library written entirely in Php,javascript and xml. It is a technology suitable for nearly any application that […]<\/a><\/p>\n<\/div>","protected":false},"author":14,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[203],"tags":[208,186],"class_list":["post-511","post","type-post","status-publish","format-standard","hentry","category-php","tag-php","tag-search"],"yoast_head":"\nHow to add live search functionality to your website? - Cotocus<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.cotocus.com\/blog\/how-to-add-live-search-functionality-to-your-website\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to add live search functionality to your website? - Cotocus\" \/>\n<meta property=\"og:description\" content=\"With Php Custom Search, full-featured text search engine library written entirely in Php,javascript and xml. 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