javascript - Search data from the table is not working -
i working on javascript. in code have table , textbox. when enter data in textbox should show particular value typed doesn't search data table. how search data in table?i have provided link below.
<table name="tablecheck" class="data" id="results" > <thead> <tr ><th> </th> <th> </th> <th><center> <b>course code</b></center></th> <th><center>course name</center></th></tr> </thead> <tbody> <tr id="rowupdate" class="tableheaderfooter"> <td> <center> <input type="text" name="input" value="course" ></center> <center> <input type="text" name="input" value="course1" ></center> <center> <input type="text" name="input" value="course2" ></center> </td> <td> <center> <input type="text" name="input" value="subject" ></center> <center> <input type="text" name="input" value="subject1" ></center> <center> <input type="text" name="input" value="subject2" ></center> </td> </tr> </tbody> </table > <form action="#" method="get" onsubmit="return false;"> <label for="q">search here:</label><input type="text" size="30" name="q" id="q" value="" onkeyup="dosearch();" /> </form> <script> function dosearch() { var q = document.getelementbyid("q"); var v = q.value.tolowercase(); var rows = document.getelementsbytagname("tr"); var on = 0; (var = 0; < rows.length; i++) { var fullname = rows[i].getelementsbytagname("td"); fullname = fullname[0].innerhtml.tolowercase(); if (fullname) { if (v.length == 0 || (v.length < 3 && fullname.indexof(v) == 0) || (v.length >= 3 && fullname.indexof(v) > -1)) { rows[i].style.display = ""; on++; } else { rows[i].style.display = "none"; } } } }
i highlight few things code:
- in code, loop starts 0, table has first row header row, not contain "tr" elements. hence function not working.
- if start loop 1, need go through input element search value. existing approach wont work.
in case of loop starting 1, fullname variable this:
may have modify comparison logic fetching value of input fields.
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