Update ProcessWire $page from CSV

update-page-from-csv.php

<?php namespace ProcessWire;

include('index.php');

/**
 * CSV format
 * 
 * title,datetime_matching_date,page_matching_person
 * 464,12/24/2014,1132
 * 1750,5/9/2016,1132
 * 1751,5/9/2016,1132
 */

// Process CSV
$rows = array_map('str_getcsv', file('filename.csv'));
$header = array_shift($rows);
$pages = array();
foreach ($rows as $row) {
  $pages[] = array_combine($header, $row);
}

foreach ($pages as $key => $value) {

	$title = $value['title'];
	$datetime_matching_date = $value['datetime_matching_date'];
	$page_matching_person = $value['page_matching_person'];

	$page = wire("pages")->get("title=$title");
	if ($page->id) {

        // Save data
        $page->setAndSave('datetime_matching_date', $datetime_matching_date);
		$page->setAndSave('page_matching_person', $page_matching_person);

        // Output data to verify
		echo ($title == $page->title) . " " . $title . " == " . $page->title . "<br>";
		echo "datetime_matching_date =>" . $datetime_matching_date . "<br>";
		echo "page_matching_person =>" . $page_matching_person . "<br>";
		echo "<hr>";
        
	}

}