JavaScript Trim Implementation (remove character from end of string) __java

Remove all whitespace from the end of a string
var str = ' Ruchee ';
Console.log (' xxx ' + str.trim () + ' xxx '); Xxxrucheexxx


Remove left margin of string
str = ' Ruchee ';
Console.log (' xxx ' + str.trim (', ' left ') + ' xxx '); Xxxruchee xxx


Remove the right margin of a string
str = ' Ruchee ';
Console.log (' xxx ' + str.trim (', ' right ') + ' xxx '); XXX rucheexxx


Remove the specified characters on both sides of the string
str = '/ruchee/';
Console.log (Str.trim ('/')); Ruchee


Removes the specified character on the left side of the string
str = '/ruchee/';
Console.log (Str.trim ('/', ' left ')); ruchee/