Hello world!

Hello world
Hand holding a globe against a mountain background symbolizing travel and exploration.

Berikut artikel mengenai program “Hello, World!” yang umum dipakai sebagai titik awal belajar bahasa pemrograman.

Pada intinya, program “Hello, World!” adalah contoh kode sederhana yang hanya menampilkan teks “Hello, World!” di layar atau konsol. Program ini dipakai untuk memperkenalkan sintaks dasar bahasa pemrograman, sekaligus memastikan bahwa lingkungan pengembangan telah terpasang dan berfungsi dengan baik Wikipedia.

Sejarah Singkat

Asal-usul di BCPL dan C

Tradisi “Hello, World!” pertama kali muncul dalam dokumentasi bahasa BCPL oleh Martin Richards, dan kemudian diformalkan oleh Brian Kernighan dalam buku A Tutorial Introduction to the Language B (1972) Stack Overflow. Selanjutnya, Kernighan & Ritchie memasukkan contoh tersebut dalam buku The C Programming Language (1978), sehingga menjadi populer luas di kalangan pemrogram Wikipedia.

Perkembangan dalam Berbagai Bahasa

Seiring waktu, “Hello, World!” diadaptasi ke berbagai bahasa—dari Fortran dan COBOL di era 1960–1970-an, hingga Python, Java, JavaScript, dan HTML pada dekade berikutnya Code Interview. Di banyak tutorial online dan kursus, contoh ini tetap menjadi program pertama yang diajarkan sebagai pengantar sintaks dan alur kompilasi/eksekusi.

Contoh Implementasi

Berikut beberapa cuplikan kode “Hello, World!”:

cSalinEdit#include <stdio.h>

int main(void) {
    printf("Hello, World!\n");
    return 0;
}
pythonSalinEditprint("Hello, World!")
javaSalinEditpublic class HelloWorld {
    public static void main(String[] args) {
        System.out.println("Hello, World!");
    }
}

Setiap contoh menunjukkan bagaimana struktur dasar (fungsi utama, perintah cetak) di tiap bahasa dapat berbeda-beda Wikibooks.

Signifikansi dan “Time to Hello World”

Konsep Time to Hello World (TTHW) mengukur berapa lama seorang pengembang dapat menulis dan menjalankan program “Hello, World!” di sebuah bahasa atau API baru. Semakin cepat TTHW, semakin mudah bahasa atau API tersebut dipelajari Wikipedia. Karena itu, “Hello, World!” juga menjadi tolok ukur sederhana untuk menilai kurva pembelajaran teknologi baru.

Kesimpulan

Program “Hello, World!” bukan hanya sekadar contoh sederhana, melainkan ikon budaya dalam dunia pemrograman. Dari BCPL hingga bahasa modern, tradisi ini terus memberi kemudahan dan kepercayaan diri bagi pemula yang ingin memulai perjalanan mereka sebagai pengembang.

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