Bootstrap maxlength
Bootstrap Maxlength a visual feedback indicator for the maxlength attribute. Bootstrap Maxlength uses a Bootstrap's badge to show a visual feedback to the user about the maximum length of the field where the user is inserting text. Visit Bootstrap Maxlength's page to look more examples and references.
Use the threshold option to show up badge when there are some chars
If the alwaysShow option is enabled, the threshold option is ignored.
Set and combine separator, preText and postText classes to set custom message to the badge.