{"id":152,"date":"2025-12-22T05:46:38","date_gmt":"2025-12-22T05:46:38","guid":{"rendered":"http:\/\/localhost\/2026\/?p=152"},"modified":"2026-07-07T12:04:21","modified_gmt":"2026-07-07T05:04:21","slug":"bab-2-menginstall-paket-xampp-dan-membuat-file-php-pertama","status":"publish","type":"post","link":"https:\/\/www.bisasoftware.id\/2026\/bab-2-menginstall-paket-xampp-dan-membuat-file-php-pertama\/","title":{"rendered":"BAB 2 &#8211; Sintaks Dasar PHP"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Tujuan Pembelajaran<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Setelah mempelajari bab ini, peserta didik mampu:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Memahami aturan penulisan sintaks PHP.<\/li>\n\n\n\n<li>Menggunakan variabel.<\/li>\n\n\n\n<li>Mengenal tipe data dasar.<\/li>\n\n\n\n<li>Menggunakan konstanta.<\/li>\n\n\n\n<li>Menggabungkan teks dan variabel.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Aturan Dasar Penulisan PHP<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Setiap pernyataan diakhiri dengan titik koma (<code>;<\/code>).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Contoh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php<br>echo \"Halo\";<br>echo \"Belajar PHP\";<br>?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Jika titik koma tidak ditulis, program akan menghasilkan <em>syntax error<\/em>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Variabel<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Variabel adalah tempat menyimpan data di dalam memori. Dalam PHP, nama variabel diawali dengan tanda <code>$<\/code>.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php<br>$nama = \"Budi\";<br>echo $nama;<br>?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Output:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Budi<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Aturan Penamaan Variabel<\/h1>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Harus diawali <code>$<\/code>.<\/li>\n\n\n\n<li>Karakter pertama setelah <code>$<\/code> harus huruf atau <code>_<\/code>.<\/li>\n\n\n\n<li>Tidak boleh diawali angka.<\/li>\n\n\n\n<li>Bersifat <em>case-sensitive<\/em>.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Contoh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$nama = \"Andi\";<br>$Nama = \"Budi\";<br><br>echo $nama;<br>echo \"&lt;br&gt;\";<br>echo $Nama;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Output:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Andi<br>Budi<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Tipe Data Dasar<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">String<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>$nama = \"SMK Negeri\";<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Integer<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>$umur = 17;<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Float<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>$nilai = 89.75;<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Boolean<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>$lulus = true;<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Menampilkan Variabel<\/h1>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php<br>$nama = \"Rina\";<br>$kelas = \"XI RPL\";<br><br>echo \"Nama : \".$nama;<br>echo \"&lt;br&gt;\";<br>echo \"Kelas : \".$kelas;<br>?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Output:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Nama : Rina<br>Kelas : XI RPL<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Konstanta<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Konstanta adalah nilai tetap yang tidak dapat diubah selama program berjalan.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php<br>define(\"SEKOLAH\", \"SMKN 1 Maju\");<br>echo SEKOLAH;<br>?&gt;<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Mengenal <code>var_dump()<\/code><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Digunakan untuk melihat tipe data dan nilai variabel.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php<br>$nilai = 90;<br>var_dump($nilai);<br>?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Output:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>int(90)<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Latihan Praktik Bab 2<\/h1>\n\n\n\n<h3 class=\"wp-block-heading\">Praktik 1<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Buat variabel:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nama<\/li>\n\n\n\n<li>Umur<\/li>\n\n\n\n<li>Jurusan<\/li>\n\n\n\n<li>Tinggi badan<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Lalu tampilkan ke browser.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Praktik 2<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan <code>var_dump()<\/code> untuk setiap variabel yang dibuat.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Praktik 3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Buat konstanta:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>define(\"NEGARA\", \"Indonesia\");<br>define(\"MATA_UANG\", \"Rupiah\");<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Tampilkan keduanya.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Tugas Praktik Bab 2<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Buat program <strong>Kartu Pelajar Digital<\/strong> menggunakan variabel dan konstanta yang berisi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nama siswa<\/li>\n\n\n\n<li>NIS<\/li>\n\n\n\n<li>Kelas<\/li>\n\n\n\n<li>Jurusan<\/li>\n\n\n\n<li>Sekolah (konstanta)<\/li>\n\n\n\n<li>Tahun ajaran (konstanta)<\/li>\n\n\n\n<li>Alamat<\/li>\n\n\n\n<li>Nomor telepon<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan HTML agar tampil rapi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tujuan Pembelajaran Setelah mempelajari bab ini, peserta didik mampu: Aturan Dasar Penulisan PHP Setiap pernyataan diakhiri dengan titik koma (;)&#8230;.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[21],"tags":[38],"class_list":["post-152","post","type-post","status-publish","format-standard","hentry","category-tutorial-php","tag-tutorial-php"],"_links":{"self":[{"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/posts\/152","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/comments?post=152"}],"version-history":[{"count":5,"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/posts\/152\/revisions"}],"predecessor-version":[{"id":667,"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/posts\/152\/revisions\/667"}],"wp:attachment":[{"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/media?parent=152"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/categories?post=152"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/tags?post=152"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}