/Javascript/React/React load script after render

React load script after render

const loadScript = (url) => new Promise((resolve, reject) => {
  let ready = false;
  if (!document) {
    reject(new Error('Document was not defined'));
  }
  const tag = document.getElementsByTagName('script')[0];
  const script = document.createElement('script');

  script.type = 'text/javascript';
  script.src = url;
  script.async = true;
  script.onreadystatechange = () => {
    if (!ready && (!this.readyState || this.readyState === 'complete')) {
      ready = true;
      resolve(script);
    }
  };
  script.onload = script.onreadystatechange;

  script.onerror = (msg) => {
    console.log(msg);
    reject(new Error('Error loading script.'));
  };

  script.onabort = (msg) => {
    console.log(msg);
    reject(new Error('Script loading aboirted.'));
  };

  if (tag.parentNode != null) {
    tag.parentNode.insertBefore(script, tag);
  }
});


export default loadScript;

Source: stackoverflow.com

Similar codes

5 votes253 views1 answer
React in laravel
Javascript React
0 vote253 views1 answer
Download images from http link in react
Javascript React
-3 votes252 views2 answers
Generate android folder in react native
Javascript React
1 vote228 views1 answer
React current path
Javascript React
0 vote259 views1 answer
Import a component react js
Javascript React
0 vote258 views1 answer
Storybook react router
Javascript React
1 vote238 views1 answer
How to store array into react-native local storage
Javascript React
1 vote248 views1 answer
Adding list items in react
Javascript React
0 vote245 views2 answers
React js http post 500 internal server error
Javascript React
1 vote258 views1 answer
Vim react snippets
Javascript React