~ is the bitwise NOT operator, which will reverse all bits in the number - having converted it to a 32-bit signed integer first. Applying it twice resets the bits to their original state. It's a dirty trick to convert to an integer
~
w3schools.com/js/js_bitwise.asp
Are you sure you want to hide this comment? It will become hidden in your post, but will still be visible via the comment's permalink.
Hide child comments as well
Confirm
For further actions, you may consider blocking this person and/or reporting abuse
We're a place where coders share, stay up-to-date and grow their careers.
~
is the bitwise NOT operator, which will reverse all bits in the number - having converted it to a 32-bit signed integer first. Applying it twice resets the bits to their original state. It's a dirty trick to convert to an integerw3schools.com/js/js_bitwise.asp