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Reference error document is not defined node js

It says ' ReferenceError: document is not defined'. ReferenceError: document is not defined at Object. < anonymous> ( C: \ Users\ Desktop\ main. js: 9: 18) at Module. that I' m stupid. I created another js file named app. getElementById( " css" ) ; var js = document. getElementById( " js" ) ; var code = document. getElementById( " code" ). document; document. onkeyup = function( ) { code. js ReferenceError: server is not defined. If the code in script.

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    Defined reference error

    js is just what you' ve shown, although the error Atom is showing you won' t be a problem ( because in the browser,. You' re calling script. js right before the DOM is loaded, therefore document is depends on when the self executing anonymous function is running. It is possible that it is running before window. document is defined. In that case, try adding a listener window. addEventListener( ' load', yourFunction, false) ;. document is a browser- specific global variable that is not defined in Node. js environment so when you refer to a document chai has no idea what it is and how to find it. Moreover, there is ( probably - as you didn' t show ferenceError: document is not defined when running a production server. at / Users/ shen/ Documents/ workspace/ react- starter/ build/ prerender/ main. node lib/ server- ' s happening because there isn' t DOM on the server side, you need to send this value and manage the DOM at the client side.

    Try this: SERVER SIDE var express = require( ' express' ) ; var app = express( ) ; var ferenceError: document is not defined at Object. < anonymous> ( C: \ Users\ Desktop\ app. js: 12: 50) at Module. js: 490: 34) at Object. js: 518: 10) at Module. js: 555: 42) at Function. if you' re rendering this server side, there will be no " document" object. try wrapping it in the following: if ( typeof window! = = ' undefined' ) { React. render( < MainWrapper / >, document. getElementById( " root" ) ) ; }. this will check to.