text: 
  console.log( 'app0/File1.js:begin main:' + !module.parent );
  
  debugger;
  // const _ = require( 'wTools' );
  // console.log( 'numberIs:' + _.numberIs( 9 ) );
  
  setTimeout( f, 1000 );
  
  function f()
  {
    console.log( 'app0/File1.js:timeout' );
  }
  
  module.exports = f;
  
  console.log( 'app0/File1.js:end' );
  