Js and jquery remove Spaces enter newline sample code

Jquery:
$(" # accuracy "). Val ($(" # accuracy "). Val (.) replace (/ \ + / g, "")); // remove the Spaces

.replace(/\ +/g,"") // remove the space method
$(" # content "). Val ($(" # content "). Val (.) replace (/ [] / g, ""));       // remove the Spaces

.replace(/[]/g,"")// remove Spaces
$(" # content "). Val ($(" # content "). Val (.) replace (/ \ r \ n/g, "")); // get rid of the carriage return and line feed

.replace(/[\r\n]/g,"")// replace(/[\r\n]/g,""

.replace(/-/g, ") // remove the "-" sign

Js:

Var testStr = "SSSSS

VVVVV ";
Var resultStr = testStr. Replace (/ \ + / g, ""); // remove the Spaces

ResultStr = testStr. Replace (/ [] / g, "");       // remove the Spaces

ResultStr = testStr. Replace (/ \ r \ n/g, "")); // get rid of the carriage return and line feed