feat(test 20241122): solved

src/tutorialJava/examenes/examen20241122/EjD_StringDeCamelCaseASnakeCase.java

@@ -0,0 +1,31 @@
+package tutorialJava.examenes.examen20241122;
+
+public class EjD_StringDeCamelCaseASnakeCase {
+
+	public static void main(String[] args) {
+		String str = "estoEsUnEjemploDeNombreDeVariable";
+
+		System.out.println("snake_case: " + camelCaseASnakeCase(str));
+	}
+
+	/**
+	 * 
+	 * @param strCamelCase
+	 * @return
+	 */
+	public static String camelCaseASnakeCase(String strCamelCase) {
+		String strSnakeCase = "";
+		
+		for (int i = 0; i < strCamelCase.length(); i++) {
+			if (strCamelCase.charAt(i) >= 'A' && 
+					strCamelCase.charAt(i) <= 'Z') {
+				strSnakeCase += "_" + 
+					((char) (strCamelCase.charAt(i) + 32));
+			}
+			else {
+				strSnakeCase += strCamelCase.charAt(i);
+			}
+		}
+		return strSnakeCase;
+	}
+}