Assigning using += gives NaN in javascript - Stack Overflow

PHOTO EMBED

Sun Jul 25 2021 12:03:42 GMT+0000 (Coordinated Universal Time)

Saved by @joannpav #javascript

test['value'] = (typeof test['value']==='undefined') ? 10 : test['value']+10;
content_copyCOPY

https://stackoverflow.com/questions/28367754/assigning-using-gives-nan-in-javascript