Answers for "openthisaccordian = el => (el.getelementsbyclassname('collapse')[0]).classlist.toggle('in');"

document getelementsbyclassname not getting all elements

//use this instead
document.querySelectorAll(".myclassname");

Posted by: Guest on October-16-2020

Code answers related to "openthisaccordian = el => (el.getelementsbyclassname('collapse')[0]).classlist.toggle('in');"