The simplest way I’ve found to restrict the entry of characters to only allow entry of valid Shift-JIS characters is just to check each character in the input field and throw an error on the entry of an invalid character.
Enabling Digital Transformation
The simplest way I’ve found to restrict the entry of characters to only allow entry of valid Shift-JIS characters is just to check each character in the input field and throw an error on the entry of an invalid character.