<?php
require_once("twitteroauth.php");
 
$consumer_key = "ここにコピペ";
$consumer_secret = "ここにコピペ";
$access_token = "ここにコピペ";
$access_token_secret = "ここにコピペ";
 
$twObj = new TwitterOAuth(
 $consumerKey,
 $consumerSecret,
 $accessToken,
 $accessTokenSecret
);
 
    $to = new TwitterOAuth($consumer_key,$consumer_secret,$access_token,$access_token_secret);
     $req = $to->OAuthRequest("https://api.twitter.com/1.1/statuses/user_timeline.json","GET",array("screen_name"=>"ここにコピペ","count"=>"1"));
     $tweet = json_decode($req);

	//ID
     $retweet = $tweet[0]->text;
     $id = $tweet[0]->id_str;

    //RT
     $to = new TwitterOAuth($consumer_key,$consumer_secret,$access_token,$access_token_secret);
     $req = $to->OAuthRequest(
    'https://api.twitter.com/1.1/statuses/retweet/'.$id.'.json',
    'POST'
	);

?>