true
if the booleans are equal.true
if the bytes are equal.true
if the characters are equal.true
if the doubles are equal.true
if the floats are equal.true
if the integers are equal.true
if the long integers are equal.true
if the objects are either equal, the same
instance, or both null
.true
if the short integers are equal.true
if the character is an upper or lower case
English letter.true
if the character is a digit between 0 and 9
(inclusive).true
if the string consists of only digits between 0
and 9 (inclusive).true
if the object is not null
, using
the rules from #isNotNull(Long)
or Validator.isNotNull(String)
if
the object is one of these types.true
if the string is not null
, meaning
it is not a null
reference, nothing but spaces, or the
string "null
", with zero or more leading or trailing spaces.true
if the object is null
, using the
rules from #isNull(Long)
or Validator.isNull(String)
if the object
is one of these types.true
if the string is null
, meaning it
is a null
reference, nothing but spaces, or the string
"null
", with zero or more leading or trailing spaces.