jyuujjk - 経済統計練習帳

function myFunction() {
 
  var str="";
 
var files = DriveApp.getFiles();
while (files.hasNext()) {
  var file = files.next();
 var d=file.getName()
 if(d.indexOf("pdf")>-1)str=str+d+"<p>";
}
 
 if(str.length()>5000) str=str.substring(0,5000);
 
  MailApp.sendEmail("@gmail.com","速報",str);
 
}