JavaScript przełącz zmienną
var thing = true; //try changing this to false
thing = !thing; //the variable will go from true to false, or from false to true
The Amateur
var thing = true; //try changing this to false
thing = !thing; //the variable will go from true to false, or from false to trueconst toggleBool = (val) => (val = !val)
toggleBool(false) //true