/Javascript/React/React check if window exists

React check if window exists

Python check if file exists

import os

os.path.exists("file.txt") # Or folder, will return true or false

84

Source: guru99.com

Js check if function exists

if (typeof yourFunctionName == 'function') { 
  yourFunctionName(); 
}

2

Source: css-tricks.com

React check if window exists

if (typeof window !== 'undefined') {
    let paypal = require('paypal-checkout');
}

0

Similar codes

7 votes255 views2 answers
Pass props in react
Javascript React
4 votes265 views4 answers
Width 100% react native
Javascript React
0 vote244 views1 answer
React-metismenu-router-link
Javascript React
1 vote255 views1 answer
Adding list items in react
Javascript React
0 vote257 views1 answer
Download images from http link in react
Javascript React
2 votes265 views2 answers
How to change react icon color
Javascript React
11 votes248 views2 answers
React must be in scope when using jsx
Javascript React
2 votes253 views2 answers
React get url querystring
Javascript React
0 vote279 views1 answer
Search Filter with React Native on FlatList
Javascript React
0 vote249 views1 answer
Returned data has p tags react
Javascript React

Share