replace last character in string code example

Example 1: string replace last character java

if(fieldName.endsWith(","))
{
  fieldName = fieldName.substring(0,fieldName.length() - 1);
}

Example 2: replace last char in string java

if (fieldName.endsWith(",")) {
    fieldName = fieldName.substring(0, fieldName.length() - 1) + " ";
}