By default, current browsers display multiple consecutive half-width spaces (input from the keyboard space key) as one, but in some special scenarios we need to display all space positions. In this case, the space escape character is sent It comes in handy. The escape characters for spaces are divided into the following types:
1. &160#;Continuous whitespace (1 character width)
2. &8194#;Half whitespace (1 character width)
3. &8195#;A white space (2 characters width)
4. &8201#;Narrow white space (less than 1 character width)
Usually usually used In Chinese it is more suitable to use