javascript set variable if not defined
var x = (typeof x === 'undefined') ? your_default_value : x;
Also in JavaScript:
- convert an image into Base64 string using JavaScript
- usestate redux
- train function ajax
- placeholder text disappear when click in react
- how javascript works
- javascript replace array element
- shuffle an array of numbers in javascript
- geolocation speed
- text align-center js
- span role link
- ajax programming
- how to count specific letters in string js
- react redirect after login
- react signature pad
- js indexof regex
- can't modify range value js
- jquery select option by text
- jest timeout
- google script range get cell values
- concat array javascript
- jwt strategy
- javascript detect browser
- ejs
- install node js lts ubuntu 18.04