Java Script and PHP cooperate with intelligent search interface
Shenzhen Individual Private Enterprise Online </ Title> <meta content = "text / html; charset = GB2312" http-equiv = content-type> </ head> <body> <link rel = "stylesheet" href = "inc / index .css "type =" text / CSS "> <script language =" javascript "> <! - function leftcheck (theform) {with (Theform) {if (s_type.value ==") {Alert ("I am very sorry ! If you want to perform search features / n, select Search Category first! "); S_type.focus (); return (false);} if ((sub_type.Options [0] .text ==" no child item / optional ") && ((Key.Value ==") || (Key.Value == "Please enter keyword")))) {Alert ("Sorry! Due to no specified sub-project, you must enter a valid keyword! "); Key.value =" "; key.focus (); return (false);} if ((key.value ==" Please enter keyword ") || (key.value ==" / can enter company ")) {Alert (" Sorry! You entered the keyword! "); Key.value =" "; key.focus (); return (false);}}} function chgitem (sel_func) {var Func = SEL_FUNC; SWITCH (FUNC) {CASE "Company": search.key.value = "/ can enter company name"; search.SUB_TYPE.OPTIONS [0] .text = "/ can continue to choose line Industry; Search.SUB_TYPE.OPTIONS [0] .Value = ""; <? // Take the sample data of the company's classification $ querytype = "select * from sample where case_type = 'company'"; $ results = mysql_query ($ querytype " $ Numrows = mysql_num_rows ($ results); echo 'search.sub_type.Options.Length ='. ($ Numrows 1). ';'</p>
<p>.chr (13) .chr (10); for ($ I = 0; $ i <$ numrow; $ i ) {$ rowtype = mysql_fetch_Array ($ ResultType); $ d_value = $ rowType ["Sample_Value"]; if ( Strlen ($ D_VALUE)> 12) {$ D_VALUE = SubStr ($ D_VALUE, 0, 10). "..";} echo 'search.sub_type.Options ['. ($ I 1). ']. Text = "'. $ d_value.'"; '. chr (13) .chr (10); echo' search.sub_type.Options ['. ($ i 1).']. Value = "'. $ rowtype [" Sample_ID "]. '";'. Chr (13) .chr (10);}?> Break; case "forum": search.key.value = "Please enter keyword"; search.sub_type.Options.length = 1; search.sub_type.Options [0] .text = "No subjects / Optional"; search.sub_type.Options [0] .value = ""; break; default: search.key.value = "Please select Search Category "; search.sub_type.Options.Length = 1; search.sub_type.Options [0] .Text =" No child item / option "; search.sub_type.Options [0] .value =" ";}} // -> </ script> <form name = search action = "serach.php" method = "post"> <p> station search: </ p> <p> <select size = 1 name = s_type onge = Chgitem (this.Value)> <option> Select Search Category </ option> <option value = "company"> Member company Search </ option> <option value = "forum"> Forum Search </ option> </ select> </ p> <p> <select size = 1 name = sub_type> < Option> Please select the category </ option> </ select> </ p> <p> Enter Search Keyword <BR> <input maxLength = 20 size = 12 name = key onclick = "javascript: this.value = ' '; "> </ p> <</p></div><div class="text-center mt-3 text-grey">
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