public StringBuilder insert(int offset, Object obj) {insert0(offset, obj == null ? "null" : obj.toString());return this;}

public StringBuilder insert ( int offset , Object obj ) { insert0 ( offset , obj == null ? "null" : obj . toString ( ) ) ; return this ; }
public java.lang.StringBuilder insert(int offset, object obj){insert0(offset, obj == null ? "null" : obj.ToString());return this;}
