{"id":668,"date":"2026-07-07T12:05:56","date_gmt":"2026-07-07T05:05:56","guid":{"rendered":"https:\/\/www.bisasoftware.id\/2026\/?p=668"},"modified":"2026-07-07T12:05:56","modified_gmt":"2026-07-07T05:05:56","slug":"bab-3-operator-dasar-php","status":"publish","type":"post","link":"https:\/\/www.bisasoftware.id\/2026\/bab-3-operator-dasar-php\/","title":{"rendered":"Bab 3 &#8211; Operator Dasar PHP"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">Tujuan Pembelajaran<\/h1>\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 konsep operator dalam PHP.<\/li>\n\n\n\n<li>Menggunakan operator aritmatika.<\/li>\n\n\n\n<li>Menggunakan operator penugasan.<\/li>\n\n\n\n<li>Menggunakan operator perbandingan.<\/li>\n\n\n\n<li>Menggunakan operator logika sederhana.<\/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\">Pengertian Operator<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Operator adalah simbol yang digunakan untuk melakukan operasi terhadap suatu nilai atau variabel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Contoh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$a = 10;<br>$b = 5;<br><br>echo $a + $b;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Output:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>15<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Operator Aritmatika<\/h1>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Operator<\/th><th>Fungsi<\/th><th>Contoh<\/th><\/tr><\/thead><tbody><tr><td><code>+<\/code><\/td><td>Penjumlahan<\/td><td><code>$a + $b<\/code><\/td><\/tr><tr><td><code>-<\/code><\/td><td>Pengurangan<\/td><td><code>$a - $b<\/code><\/td><\/tr><tr><td><code>*<\/code><\/td><td>Perkalian<\/td><td><code>$a * $b<\/code><\/td><\/tr><tr><td><code>\/<\/code><\/td><td>Pembagian<\/td><td><code>$a \/ $b<\/code><\/td><\/tr><tr><td><code>%<\/code><\/td><td>Sisa bagi<\/td><td><code>$a % $b<\/code><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Contoh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php<br>$a = 20;<br>$b = 4;<br><br>echo \"Tambah: \".($a + $b).\"&lt;br&gt;\";<br>echo \"Kurang: \".($a - $b).\"&lt;br&gt;\";<br>echo \"Kali: \".($a * $b).\"&lt;br&gt;\";<br>echo \"Bagi: \".($a \/ $b).\"&lt;br&gt;\";<br>echo \"Modulus: \".($a % $b);<br>?&gt;<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Operator Penugasan<\/h1>\n\n\n\n<pre class=\"wp-block-code\"><code>$nilai = 10;<br>$nilai += 5;<br>echo $nilai;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Output:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>15<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Operator Perbandingan<\/h1>\n\n\n\n<pre class=\"wp-block-code\"><code>$a = 10;<br>$b = 20;<br><br>var_dump($a &gt; $b);<br>var_dump($a &lt; $b);<br>var_dump($a == $b);<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">Operator Logika<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Contoh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$nilai = 85;<br>$absen = 90;<br><br>if ($nilai &gt;= 75 &amp;&amp; $absen &gt;= 80) {<br>    echo \"Lulus\";<br>} else {<br>    echo \"Belum Lulus\";<br>}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Meskipun struktur <code>if<\/code> akan dipelajari lebih mendalam pada bagian berikutnya, contoh ini menunjukkan penggunaan operator logika <code>&amp;&amp;<\/code> (AND).<\/p>\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 3<\/h1>\n\n\n\n<h3 class=\"wp-block-heading\">Praktik 1<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Buat kalkulator sederhana yang menghitung:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Penjumlahan<\/li>\n\n\n\n<li>Pengurangan<\/li>\n\n\n\n<li>Perkalian<\/li>\n\n\n\n<li>Pembagian<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">dari dua buah variabel.<\/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\">Bandingkan dua nilai menggunakan:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>><\/code><\/li>\n\n\n\n<li><code>&lt;<\/code><\/li>\n\n\n\n<li><code>==<\/code><\/li>\n\n\n\n<li><code>!=<\/code><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tampilkan hasil dengan <code>var_dump()<\/code>.<\/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 program yang menentukan apakah seorang siswa <strong>lulus<\/strong> jika:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nilai \u2265 75<\/li>\n\n\n\n<li>Kehadiran \u2265 80%<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan operator logika <code>&amp;&amp;<\/code>.<\/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 3<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Buat program <strong>Perhitungan Nilai Akhir Siswa<\/strong> dengan ketentuan:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nilai Tugas = 30%<\/li>\n\n\n\n<li>Nilai UTS = 30%<\/li>\n\n\n\n<li>Nilai UAS = 40%<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Program harus:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Menggunakan variabel.<\/li>\n\n\n\n<li>Menghitung nilai akhir menggunakan operator aritmatika.<\/li>\n\n\n\n<li>Menampilkan seluruh nilai dan hasil akhir.<\/li>\n\n\n\n<li>Menentukan status &#8220;Lulus&#8221; atau &#8220;Belum Lulus&#8221; menggunakan operator perbandingan dan logika (batas kelulusan 75).<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Tujuan Pembelajaran Setelah mempelajari bab ini, peserta didik mampu: Pengertian Operator Operator adalah simbol yang digunakan untuk melakukan operasi terhadap&#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-668","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\/668","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=668"}],"version-history":[{"count":1,"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/posts\/668\/revisions"}],"predecessor-version":[{"id":669,"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/posts\/668\/revisions\/669"}],"wp:attachment":[{"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/media?parent=668"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/categories?post=668"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bisasoftware.id\/2026\/wp-json\/wp\/v2\/tags?post=668"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}