Definition of Quatrain. A quatrain is a stanza in a poem that has exactly four lines. Some quatrains comprise entire poems, while others are part of a larger structure. Quatrains usually use some form of rhyme scheme, especially the following forms: AAAA, AABB, ABAB, and ABBA.
This section contains the types of variable in java. In Java all variable must be declared before it will be used anywhere in the program. The declaration syntax is as follows : type identifier [ = value][, identifier [= value] ...] ; Here 'type' is data type and 'identifier' is the variable name. Java have following types of variable : Local variables.
Strings in Java â Whatâs so special about a String? Strings in Java are a widely used data type (and in most programming languages), they allow us to store anything and everything that has to do with words, sentences, phone numbers, or even just regular numbers. But, as useful as they are, youâll need to know a few important things about Strings before you go wild using them in your code.