java - Android Bug? : String.substring(5).replace(“”, “”) // empty string -
here code: string str = "just_a_string"; system.out.println("]" + str + "["); system.out.println("]" + str.replace("", "") + "["); system.out.println("]" + str.substring(5) + "["); system.out.println("]" + str.substring(5).replace("", "") + "["); system.out.println("]" + str.substring(3, 8) + "["); system.out.println("]" + str.substring(3, 8).replace("", "") + "["); system.out.println("]" + "sdajndan".substring(5).replace("", "") + "["); and here output 05-09 19:09:20.570: i/system.out(23801): ]just_a_string[ 05-09 19:09:20.570: i/system.out(23801): ]just_a_string[ 05-09 19:09:20.570: i/system.out(23801): ]a_string[ 05-09 19:09:20.570: i/system.out(23801): ]a_s[ ** 05-09 19:09:20.570: i/system.out(23801): ]t_a_s[ 05-09 19:09:20.570: i/...