**1, js to remove the string space **// to the left space; The function ltrim (s) . {

Return s.r eplace (/ (^ s *)/g, ""); } // go to the right space; The function rtrim (s) . { Return s.r eplace (/ * $(s)/g, ""); } // left and right Spaces; The function trim (s)… { / / s.r eplace (/ (^ s *) | (s * $)/g, ""); Return rtrim (ltrim (s));

}

**2. A function that removes Spaces from both sides of a string **// parameter: string passed by mystr // returns: string mystr The function trim (mystr) { While ((mystr indexOf (” ”) = = 0) && (mystr. Length> 1)) { Mystr = mystr. Substring (1, mystr. Length); }// remove the preceding space While ((mystr lastIndexOf (” ”) = = mystr) length - 1) && (mystr. Length> 1)) { Mystr = mystr. Substring (0, mystr. Length - 1); }// remove the space behind {if (mystr = = "") Mystr = ""; } Return mystr; }