Created
December 2, 2017 08:50
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Java Program
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//Contoh komentar pendek | |
/* | |
contoh komentar panjang biasa | |
*/ | |
/** | |
* contoh komentar panjang untuk dokumentasi | |
* Nama : nama saya | |
**/ | |
//1 -> Kelas | |
class Dicoba { | |
//Variable Instance pada java | |
public String hello = "Hello Programmer"; | |
//2 -> Metode/Fungsi | |
public static void main(String[] args){ | |
//3 -> Cara penulisan Variabel | |
//TipeData NamaVariabel; | |
//TipeData NamaVariabel = Nilai; | |
//Variable lokal pad java | |
//4 -> Tipe data pada java | |
//Tipe data String | |
String nama = "Nama Saya"; | |
// Tipe data bilangan bulat | |
byte angkaByte = -128; | |
short angkaShort = -32768; | |
int angkaInt = 2147483647; | |
long angkaLoing = 9223372036854775807; | |
// Tipe data bilangan pecahan | |
float angakFloat = 29.8f; | |
double angkaDouble = 290.877; | |
//Tipe ada boolean | |
boolean saya = true; | |
boolean dia = false; | |
//5 -> operator pada java | |
int nilaiAwal = 5; | |
int nilaiAkhir = 10; | |
int hasilTambah, hasilKurang, hasilBagi, hasilKali; | |
hasilTambah = nilaiAwal + nilaiAkhir; // ketika di print akan menghasilkan nilai 15 | |
hasilKurang = nilaiAwal - nilaiAkhir; // hasil -5 | |
hasilBagi = nilaiAwal / nilaiAkhir; // hasil 0,5 | |
hasilKali = nilaiAwal * nilaiAkhir; // hasil 50 | |
//model lain | |
nilaiAwal += nilaiAkhir; // hasil 15 | |
// -> Menampilkan data | |
System.out.println(nama + "ini nama saya"); | |
} | |
} | |
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