Hey, I just want to inform you, that the runtest button at the "javascript-algorithms-and-data-structures/basic-javascript/understand-string-immutability " part isn’t working. I’m using Chrome and refreshing doesn’t change anything. Does’t work it Safari too.
Bugs should always be reported as GitHub Issues. Whenever reporting a bug, please check first that there isn’t already an issue for it and provide as much detail as possible.