Using in combination with the snippet Find EXACT Record for Editing, you can then put this on the results page to commit edits to a record.

Filemaker PHP - Commit edits to a record

<?php

include ("/www/htdocs/fmphp/access.php");

// grab the posted info and convert to vars

$first_name = $_POST['first_name'];
$last_name = $_POST['last_name'];
$current_grade = $_POST['current_grade'];
$grad_year = $_POST['grad_year'];
$student_id = $_POST['student_id'];
$email = $_POST['email'];
$phone = $_POST['phone'];
$ipad_pin = $_POST['ipad_pin'];
$checkin_time = $_POST['checkin_time'];
$checkin_date = $_POST['checkin_date'];
$checkin_location = $_POST['checkin_location'];
$type = $_POST['type']; 
$summer_school = $_POST['summer_school'];
$recID = $_POST['recid']; // need this to make sure we edit the correct record
$respondent_recid = $_POST['id'];

if (FileMaker::isError($result)) {
   echo 'unable to find the record to delete: ' . $result->message . '(' . $result->code . ')';
   die();
}

// submit these posted info as edits

$cmd =& $fm->newEditCommand('Table', $recID);
$cmd->setField('first_name', $_POST['first_name']);
$cmd->setField('last_name', $_POST['last_name']);
$cmd->setField('current_grade', $_POST['current_grade']);
$cmd->setField('grad_year', $_POST['grad_year']);
$cmd->setField('student_id', $_POST['student_id']);
$cmd->setField('email', $_POST['email']);
$cmd->setField('phone', $_POST['phone']);
$cmd->setField('ipad_pin', $_POST['ipad_pin']);
$cmd->setField('checkin_time', $_POST['checkin_time']);
$cmd->setField('checkin_date', $_POST['checkin_date']);
$cmd->setField('checkin_location', $_POST['checkin_location']);
$cmd->setField('type', $_POST['type']);
$cmd->setField('summer_school', $_POST['summer_school']);
$result = $cmd->execute();

if (FileMaker::isError($result)) {
   echo 'unable to delete the record: ' . $result->message . '(' . $result->code . ')';
   die();
}

?>