javascript - Remove non-ascii character in string

Question

var str="INFO] :谷???新道, ひば???ヶ丘２丁???, ひばりヶ???, 東久留米市 (Higashikurume)";

and i need to remove all non-ascii character from string,

means str only contain "INFO] (Higashikurume)";

Answer 1

ASCII is in range of 0 to 127, so:

str.replace(/[^x00-x7F]/g, "");