21288767
Description
Note by Ann-Kathrine Buchmakowsky, updated more than 1 year ago
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Created by Ann-Kathrine Buchmakowsky
about 5 years ago
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Page 1
Initialisierung
eindimensional: Datentyp[ ] = meinArray; meinArray = new Datentyp[int];
zweidimensional: Datentyp[ ][ ] = meinArray; meinArray = new Datentyp[rows] [columns] ;
Page 2
Durchlaufen eines Arrays
Eindimensional: for (int i = 0; i < meinArray.length(); i++){ System.out.println(meinArray[i].getContent(); ) }
Zweidimensional: for (int i = 0; i < meinArray[i][0].getRowCount(); i++){ for (int j = 0; j < meinArray[0][j].getColumnCount(); j++) { System.out.println(meinArray[i][j].getContent() } }
Page 3
Methoden eines Strings
length() indexof (String str) substring (int beginIndex) substring (int beginIndex, int endIndex) charAt(int index) equals (Object anobject) compareTo (String anotherstring) startsWith(String prefix)
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