java cómo comparar cadenas alfabéticamente ejemplo de código

Esta cuestión se puede abordar de diversas formas, por lo tanto te damos la que para nosotros es la solución más completa.

Ejemplo 1: Java compara cadenas alfabéticamente

String a ="HYRE";String b ="AGNYG";int compare = a.compareTo(b);if(compare <0)//a is smallerelseif(compare >0)//a is larger else//a is equal to b

Ejemplo 2: Java compara cadenas alfabéticamente

Different'Collation Strength' values give different sort results:[Äbc, äbc, Àbc, àbc,Abc, abc, ABC]-OriginalData[Äbc, äbc, Àbc, àbc,Abc, abc, ABC]Primary[Abc, abc, ABC, Àbc, àbc, Äbc, äbc]Secondary[abc,Abc, ABC, àbc, Àbc, äbc, Äbc]TertiaryCase kicks in only withTertiaryCollationStrength:[cache, CACHE,Cache]-OriginalData[cache, CACHE,Cache]Primary[cache, CACHE,Cache]Secondary[cache,Cache, CACHE]TertiaryAccents kick in withSecondaryCollationStrength.
Comparewithno accents present:Collator sees them as the same : abc, ABC -PrimaryCollator sees them as the same : abc, ABC -SecondaryCollator sees them as DIFFERENT: abc, ABC -TertiaryComparewithaccents present:Collator sees them as the same : abc, ÀBC -PrimaryCollator sees them as DIFFERENT: abc, ÀBC -SecondaryCollator sees them as DIFFERENT: abc, ÀBC -Tertiary

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