Also, if you really want printf, https://developer.mozilla.org/en-US/docs/Web/API/console#Using_string_substitutions https://developer.mozilla.org/en-US/docs/W

Also, if you really want printf, https://developer.mozilla.org/en-US/docs/Web/API/console#Using_string_substitutions https://developer.mozilla.org/en-US/docs/Web/API/console#Usi... Example, > console.log("test %s test", "hello") > test hello test