{"id":25520709,"date":"2022-04-15T03:25:30","date_gmt":"2022-04-14T21:55:30","guid":{"rendered":"https:\/\/entri.app\/blog\/?p=25520709"},"modified":"2023-05-16T16:36:53","modified_gmt":"2023-05-16T11:06:53","slug":"java-data-types-understanding-the-8-primitive-data-types-in-java","status":"publish","type":"post","link":"https:\/\/entri.app\/blog\/java-data-types-understanding-the-8-primitive-data-types-in-java\/","title":{"rendered":"Java Data Types: Understanding the 8 Primitive Data Types In Java"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-69eaea1c560a6\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-69eaea1c560a6\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/entri.app\/blog\/java-data-types-understanding-the-8-primitive-data-types-in-java\/#Data_Types_in_Java\" >Data Types in Java<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/entri.app\/blog\/java-data-types-understanding-the-8-primitive-data-types-in-java\/#Primitive_Data_Types\" >Primitive Data Types<\/a><\/li><\/ul><\/nav><\/div>\n<p dir=\"ltr\">Classifying data into different data types (or more often, simply \u2018types\u2019) is a fundamental preoccupation of programming. Most programming languages categorize data into strict categories. This is particularly true for strongly typed languages (i.e. languages which do not permit data from one type to be used in another type) like Java.<span id=\"more-19432\"><\/span><\/p>\n<p dir=\"ltr\"><a href=\"https:\/\/entri.sng.link\/Bcofz\/uu8c\/w409\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-25520910 size-full\" src=\"https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square.png\" alt=\"Python and Machine Learning Square\" width=\"345\" height=\"345\" srcset=\"https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square.png 345w, https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square-300x300.png 300w, https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square-150x150.png 150w, https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square-24x24.png 24w, https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square-48x48.png 48w, https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square-96x96.png 96w, https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square-75x75.png 75w\" sizes=\"auto, (max-width: 345px) 100vw, 345px\" \/><\/a><\/p>\n<p dir=\"ltr\">You can learn more about data types in Java in this article.<\/p>\n<p dir=\"ltr\">In this blog , we will learn about the 8 data types in Java and their characteristics.<\/p>\n<p><strong><div class=\"lead-gen-block\"><a href=\"https:\/\/entri.app\/blog\/wp-content\/uploads\/2023\/05\/1_merged-3_compressed.pdf\" data-url=\"https:\/\/entri.app\/blog\/wp-content\/uploads\/2023\/05\/1_merged-3_compressed.pdf\" class=\"lead-pdf-download\" data-id=\"25556853\"><\/strong><\/p>\n<p style=\"text-align: center;\"><button class=\"btn btn-default\">Free SQL Tutorial for Beginners &#8211; Download PDF<\/button><\/p>\n<p><strong><\/a><\/div><\/strong><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Data_Types_in_Java\"><\/span><strong>Data Types in Java<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Java is a strongly typed language. Although there are no universally agreed definitions of what \u2018strongly typed\u2019 actually means, general meaning holds that a \u2018strongly typed\u2019 language does not permit data from one declared variable type to be used in another. The implication, is that you have to explicitly declare what type of data a variable belongs to before declaring it.<\/p>\n<p dir=\"ltr\">You undertake such \u201cstrongly typed\u201d declarations in real life all the time. When you say, \u201cJohn is a man\u201d, you essentially declare that: a) John is male, and b) John is old enough to not be a boy or child. Henceforth, for all practical purposes, John will remain classified as a \u2018man\u2019 and cannot be used in other similar categories (like \u2018woman\u2019, \u2018boy\u2019, etc.).<\/p>\n<p dir=\"ltr\" style=\"text-align: center;\"><strong><a href=\"https:\/\/entri.app\/course\/data-science-and-machine-learning-course\/\" target=\"_blank\" rel=\"noopener\">Grab the opportunity to learn Java with Entri! Click Here<\/a><\/strong><\/p>\n<p dir=\"ltr\">It\u2019s the same case with <a href=\"https:\/\/entri.app\/blog\/everything-you-should-know-about-java-data-types\/\">data types in languages like Java<\/a>. Once you say that a variable is an integer, it cannot be used to store decimal values or strings.<\/p>\n<p>Data types are divided into two groups:<\/p>\n<ul>\n<li>Primitive data types &#8211; includes\u00a0<code class=\"w3-codespan\">byte<\/code>,\u00a0<code class=\"w3-codespan\">short<\/code>,\u00a0<code class=\"w3-codespan\">int<\/code>,\u00a0<code class=\"w3-codespan\">long<\/code>,\u00a0<code class=\"w3-codespan\">float<\/code>,\u00a0<code class=\"w3-codespan\">double<\/code>,\u00a0<code class=\"w3-codespan\">boolean<\/code>\u00a0and\u00a0<code class=\"w3-codespan\">char<\/code><\/li>\n<li>Non-primitive data types &#8211; such as Strings, Arrays and Classes<\/li>\n<\/ul>\n<hr \/>\n<h2><span class=\"ez-toc-section\" id=\"Primitive_Data_Types\"><\/span><strong>Primitive Data Types<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>A primitive data type specifies the size and type of variable values, and it has no additional methods.<\/p>\n<p>There are eight primitive data types in Java:<\/p>\n<div class=\"w3-responsive\">\n<table class=\"ws-table-all notranslate\">\n<tbody>\n<tr>\n<th>Data Type<\/th>\n<th>Size<\/th>\n<th>Description<\/th>\n<\/tr>\n<tr>\n<td><code class=\"w3-codespan\">byte<\/code><\/td>\n<td>1 byte<\/td>\n<td>Stores whole numbers from -128 to 127<\/td>\n<\/tr>\n<tr>\n<td><code class=\"w3-codespan\">short<\/code><\/td>\n<td>2 bytes<\/td>\n<td>Stores whole numbers from -32,768 to 32,767<\/td>\n<\/tr>\n<tr>\n<td><code class=\"w3-codespan\">int<\/code><\/td>\n<td>4 bytes<\/td>\n<td>Stores whole numbers from -2,147,483,648 to 2,147,483,647<\/td>\n<\/tr>\n<tr>\n<td><code class=\"w3-codespan\">long<\/code><\/td>\n<td>8 bytes<\/td>\n<td>Stores whole numbers from -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807<\/td>\n<\/tr>\n<tr>\n<td><code class=\"w3-codespan\">float<\/code><\/td>\n<td>4 bytes<\/td>\n<td>Stores fractional numbers. Sufficient for storing 6 to 7 decimal digits<\/td>\n<\/tr>\n<tr>\n<td><code class=\"w3-codespan\">double<\/code><\/td>\n<td>8 bytes<\/td>\n<td>Stores fractional numbers. Sufficient for storing 15 decimal digits<\/td>\n<\/tr>\n<tr>\n<td><code class=\"w3-codespan\">boolean<\/code><\/td>\n<td>1 bit<\/td>\n<td>Stores true or false values<\/td>\n<\/tr>\n<tr>\n<td><code class=\"w3-codespan\">char<\/code><\/td>\n<td>2 bytes<\/td>\n<td>Stores a single character\/letter or ASCII values<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h4 style=\"text-align: center;\"><strong><a href=\"https:\/\/entri.app\/course\/data-science-and-machine-learning-course\/\" target=\"_blank\" rel=\"noopener\">Grab the opportunity to learn Java with Entri! Click Here<\/a><\/strong><\/h4>\n<h3>Free Tutorials To Learn<\/h3>\n<table dir=\"ltr\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup>\n<col width=\"176\" \/>\n<col width=\"100\" \/><\/colgroup>\n<tbody>\n<tr>\n<td data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;SQL Tutorial for Beginners PDF - Learn SQL Basics&quot;}\" data-sheets-hyperlink=\"https:\/\/entri.app\/blog\/sql-tutorial\/\">SQL Tutorial for Beginners PDF &#8211; Learn SQL Basics<\/td>\n<td data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Learn Now&quot;}\"><strong><div class=\"lead-gen-block\"><a href=\"https:\/\/entri.app\/blog\/sql-tutorial\/\" data-url=\"https:\/\/entri.app\/blog\/sql-tutorial\/\" class=\"lead-pdf-download\" data-id=\"25556853\"><\/strong><\/p>\n<p><button class=\"btn btn-default\">Learn Now<br \/>\n<\/button><\/p>\n<p><strong><\/a><\/div><\/strong><\/td>\n<\/tr>\n<tr>\n<td data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;HTML Exercises to Practice | HTML Tutorial&quot;}\" data-sheets-hyperlink=\"https:\/\/entri.app\/blog\/html-exercises-to-practice-html-tutorial\/\">HTML Exercises to Practice | HTML Tutorial<\/td>\n<td data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Learn Now&quot;}\"><strong><div class=\"lead-gen-block\"><a href=\"https:\/\/entri.app\/blog\/html-exercises-to-practice-html-tutorial\/\" data-url=\"https:\/\/entri.app\/blog\/html-exercises-to-practice-html-tutorial\/\" class=\"lead-pdf-download\" data-id=\"25556853\"><\/strong><\/p>\n<p><button class=\"btn btn-default\">Learn Now<br \/>\n<\/button><\/p>\n<p><strong><\/a><\/div><\/strong><\/td>\n<\/tr>\n<tr>\n<td data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;DSA Practice Series | DSA Tutorials&quot;}\" data-sheets-hyperlink=\"https:\/\/entri.app\/blog\/dsa-practice-series-dsa-tutorials\/\">DSA Practice Series | DSA Tutorials<\/td>\n<td data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Learn Now&quot;}\"><strong><div class=\"lead-gen-block\"><a href=\"https:\/\/entri.app\/blog\/dsa-practice-series-dsa-tutorials\/\" data-url=\"https:\/\/entri.app\/blog\/dsa-practice-series-dsa-tutorials\/\" class=\"lead-pdf-download\" data-id=\"25556853\"><\/strong><\/p>\n<p><button class=\"btn btn-default\">Learn Now<br \/>\n<\/button><\/p>\n<p><strong><\/a><\/div><\/strong><\/td>\n<\/tr>\n<tr>\n<td data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Java Programming Notes PDF 2023&quot;}\" data-sheets-hyperlink=\"https:\/\/entri.app\/blog\/java-programming-notes-pdf\/\">Java Programming Notes PDF 2023<\/td>\n<td data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Learn Now&quot;}\"><strong><div class=\"lead-gen-block\"><a href=\"https:\/\/entri.app\/blog\/java-programming-notes-pdf\/\" data-url=\"https:\/\/entri.app\/blog\/java-programming-notes-pdf\/\" class=\"lead-pdf-download\" data-id=\"25556853\"><\/strong><\/p>\n<p><a href=\"https:\/\/entri.app\/blog\/java-programming-notes-pdf\/\"><button class=\"btn btn-default\">Learn Now<br \/>\n<\/button><\/a><\/p>\n<p><strong><\/a><\/div><\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><strong>Java Primitive Data Types<\/strong><\/h3>\n<p dir=\"ltr\">Any data type built-into a programming language is called \u2018primitive\u2019 data type (the word itself betrays its meaning). Built-in data types are the basic building blocks of a programming language. It is often possible to combine them to create composite data types. The basic behavior of a primitive data type itself, however, cannot be modified (it is, after all, something primitive to the language \u2013 like the human Id).<\/p>\n<h4 style=\"text-align: center;\"><strong><a href=\"https:\/\/entri.sng.link\/Bcofz\/uu8c\/w409\" target=\"_blank\" rel=\"noopener\">Ace your Java skills with Entri! Hurry up !<\/a><\/strong><\/h4>\n<p dir=\"ltr\">There are eight primitive data types in Java. These are as follows:<\/p>\n<p dir=\"ltr\"><strong>1. Byte:<\/strong>\u00a0A byte, for those of you who skipped CS 101, is one of the most basic units of memory made up of 8 individual bits. Byte data types in Java have the following characteristics:<\/p>\n<ul>\n<li>\n<p dir=\"ltr\"><strong>Minimum Value:<\/strong>\u00a0-128 (2^7)<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Maximum Value:<\/strong>\u00a0127 (2^7-1)<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Default Value:<\/strong>\u00a00<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\"><strong>Examples:<\/strong><\/p>\n<p dir=\"ltr\">byte x = 56<\/p>\n<p dir=\"ltr\">byte y = 68<\/p>\n<p dir=\"ltr\">Thus, you can save numbers between -128 and 127 (inclusive) in a byte. Bytes, because of their size, are useful for storing small data in large arrays. Another programmer looking through your code will also instantly recognize that a byte type will hold only a small value, thus improving your code\u2019s readability (a major issue for large applications).<\/p>\n<h4 style=\"text-align: center;\"><strong><a href=\"https:\/\/entri.sng.link\/Bcofz\/uu8c\/w409\" target=\"_blank\" rel=\"noopener\">Grab the opportunity to learn Java with Entri! Click Here<\/a><\/strong><\/h4>\n<p dir=\"ltr\"><strong>2. Short:<\/strong>\u00a0A short is twice the size of a byte, i.e. it is made up of 16-bits. Its chief characteristics are:<\/p>\n<ul>\n<li>\n<p dir=\"ltr\"><strong>Minimum Value:<\/strong>\u00a0-32,768 (2^15)<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Maximum Value:<\/strong>\u00a032,767 (2^15-1)<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Default Value:<\/strong>\u00a00<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\"><strong>Examples<\/strong>:<\/p>\n<p dir=\"ltr\">short x = 9870<\/p>\n<p dir=\"ltr\">short y = -635<\/p>\n<p dir=\"ltr\">Like bytes, short types are useful alternatives to int (see below) data types, particularly if your data falls within the specified range. As with byte, using short also improves code readability, besides saving memory.<\/p>\n<h4 style=\"text-align: center;\"><strong><a href=\"https:\/\/entri.sng.link\/Bcofz\/uu8c\/w409\" target=\"_blank\" rel=\"noopener\">Grab the opportunity to learn Java with Entri! Click Here<\/a><\/strong><\/h4>\n<p dir=\"ltr\"><strong>3. Int:<\/strong>\u00a0An integer is four times the size of a byte (i.e. it is made up of 32 bits). It is one of the most commonly used data types in Java.<\/p>\n<ul>\n<li>\n<p dir=\"ltr\"><strong>Minimum Value:<\/strong>\u00a0-2,147,483,648 (2^31)<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Maximum Value:<\/strong>\u00a02,147,483,647 (2^31 \u2013 1)<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Default Value:<\/strong>\u00a00<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\"><strong>Examples:<\/strong><\/p>\n<p dir=\"ltr\">int x = 150000<\/p>\n<p dir=\"ltr\">int y = -2004320<\/p>\n<p dir=\"ltr\">As the most easily understood data type, you will use int a lot in your code.<\/p>\n<h4 style=\"text-align: center;\"><strong><a href=\"https:\/\/entri.sng.link\/Bcofz\/uu8c\/w409\" target=\"_blank\" rel=\"noopener\">Ace your Java skills with Entri! Hurry up !<\/a><\/strong><\/h4>\n<p dir=\"ltr\"><strong>4. Long:<\/strong>\u00a0A long data type is twice the size of an integer, i.e. it is made up of 64-bits. It\u2019s chief characteristics are:<\/p>\n<div id=\"default-topics-module\" class=\"full-width-override module-block default-module topics-block my-5\">\n<ul>\n<li>\n<p dir=\"ltr\"><strong>Minimum Value:<\/strong>\u00a0-9,223,372,036,854,775,808 (2^63)<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Maximum Value:<\/strong>\u00a09,223,372,036,854,775,807 (2^63 \u2013 1)<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Default Value:<\/strong>\u00a00<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\"><strong>Examples:<\/strong><\/p>\n<p dir=\"ltr\">long x = 6778005876543<\/p>\n<p dir=\"ltr\">long y = -554233254242<\/p>\n<p dir=\"ltr\">You\u2019ll use long only if you encounter data that doesn\u2019t fit within the int range (which will be rare).<\/p>\n<h4 style=\"text-align: center;\"><strong><a href=\"https:\/\/entri.sng.link\/Bcofz\/uu8c\/w409\" target=\"_blank\" rel=\"noopener\">Grab the opportunity to learn Java with Entri! Click Here<\/a><\/strong><\/h4>\n<p dir=\"ltr\"><strong>5. Float:<\/strong>\u00a0In programming, any decimal or fractional value is called a \u2018float\u2019. If there is a decimal after the number, it will be classified as a float. In Java, a float is made up of 32-bits IEEE floating points*.<\/p>\n<p dir=\"ltr\">The minimum\/maximum value of float is not the same as that of the int data type (despite both being made of 32-bits). The full range of float values is beyond the scope of this tutorial. For now, the only thing you need to know is that you\u2019ll use float (and double \u2013 see below) for saving decimal values.<\/p>\n<p dir=\"ltr\"><strong>Examples<\/strong>:<\/p>\n<p dir=\"ltr\">float x = 2.321<\/p>\n<p dir=\"ltr\">float y = \u00a01.234<\/p>\n<p dir=\"ltr\">*The float value range depends on the IEEE standard classification for floating point numbers.<\/p>\n<h4 style=\"text-align: center;\"><strong><a href=\"https:\/\/entri.sng.link\/Bcofz\/uu8c\/w409\" target=\"_blank\" rel=\"noopener\">Ace your Java skills with Entri! Hurry up !<\/a><\/strong><\/h4>\n<p dir=\"ltr\"><strong>6. Double:<\/strong>\u00a0Double is a data type that is twice the size of a float. I.e. it is made up of 64-bit IEEE floating points.<\/p>\n<p dir=\"ltr\">As with float, discussing the minimum\/maximum value of double data type is beyond the scope of this article. What you should know is that double is a much more precise type than float. For all practical purposes, it is recommended that you use double instead of float for storing decimal values.<\/p>\n<h4 style=\"text-align: center;\"><strong><a href=\"https:\/\/entri.sng.link\/Bcofz\/uu8c\/w409\" target=\"_blank\" rel=\"noopener\">Ace your Java skills with Entri! Hurry up !<\/a><\/strong><\/h4>\n<p dir=\"ltr\"><strong>Examples:<\/strong><\/p>\n<p dir=\"ltr\">double a = 1.245240<\/p>\n<p dir=\"ltr\">double y = 12.2232<\/p>\n<p dir=\"ltr\"><strong>7. Char:<\/strong>\u00a0Char data type refers to a single 16-bit Unicode character. Unicode is a computer industry standard for representing text related data. This includes alphabets, symbols ($, &amp;, *, #, @, !, etc.), and special figures such as \u00a2, \u00a3, \u00a5, etc. The Unicode character set includes over 110,000 characters covering more than 100 language scripts.<\/p>\n<p dir=\"ltr\">In other words, any data besides numbers goes into the char data type.<\/p>\n<p dir=\"ltr\"><strong>Examples:<\/strong><\/p>\n<p dir=\"ltr\">char name = \u2018John\u2019<\/p>\n<p dir=\"ltr\">char country = \u2018USA\u2019<\/p>\n<h4 style=\"text-align: center;\"><strong><a href=\"https:\/\/entri.sng.link\/Bcofz\/uu8c\/w409\" target=\"_blank\" rel=\"noopener\">Grab the opportunity to learn Java with Entri! Click Here<\/a><\/strong><\/h4>\n<p dir=\"ltr\"><strong>8. Boolean<\/strong>: Boolean is the smallest data type in Java, i.e. it is made up of only one bit. Thus, a Boolean data type can have only two values \u2013 0 (or False) and 1 (or True).<\/p>\n<p dir=\"ltr\"><strong>Example:<\/strong><\/p>\n<p dir=\"ltr\">boolean x = true<\/p>\n<p dir=\"ltr\">boolean y = false<\/p>\n<p dir=\"ltr\">(<strong>Tip<\/strong>: \u2018True\u2019 and \u2018False\u2019 written above are\u00a0<strong>not<\/strong>\u00a0strings. Do not enclose them within quotes as we did with the char example above)<\/p>\n<p dir=\"ltr\"><a href=\"https:\/\/entri.sng.link\/Bcofz\/uu8c\/w409\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-25520910 size-full\" src=\"https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square.png\" alt=\"Python and Machine Learning Square\" width=\"345\" height=\"345\" srcset=\"https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square.png 345w, https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square-300x300.png 300w, https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square-150x150.png 150w, https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square-24x24.png 24w, https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square-48x48.png 48w, https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square-96x96.png 96w, https:\/\/entri.app\/blog\/wp-content\/uploads\/2022\/04\/Python-and-Machine-Learning-Square-75x75.png 75w\" sizes=\"auto, (max-width: 345px) 100vw, 345px\" \/><\/a><\/p>\n<p dir=\"ltr\">If you found these data types a little confusing, taking a comprehensive Java foundation course would be of great help.<\/p>\n<p dir=\"ltr\" style=\"text-align: center;\"><strong><a href=\"https:\/\/entri.sng.link\/Bcofz\/uu8c\/w409\" target=\"_blank\" rel=\"noopener\">Grab the opportunity to learn Java with Entri! 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<script>document.addEventListener(\"DOMContentLoaded\", function() { setTimeout(function(){ var e=document.getElementById(\"cf-turnstile-cf7-1105550080\"); e&&!e.innerHTML.trim()&&(turnstile.remove(\"#cf-turnstile-cf7-1105550080\"), turnstile.render(\"#cf-turnstile-cf7-1105550080\", {sitekey:\"0x4AAAAAABVigxtkiZeGTu5L\"})); }, 0); });<\/script> <br class=\"cf-turnstile-br cf-turnstile-br-cf7-1105550080\"> <style>#cf-turnstile-cf7-1105550080 { margin-left: -15px; }<\/style> <script>document.addEventListener(\"DOMContentLoaded\",function(){document.querySelectorAll('.wpcf7-form').forEach(function(e){e.addEventListener('submit',function(){if(document.getElementById('cf-turnstile-cf7-1105550080')){setTimeout(function(){turnstile.reset('#cf-turnstile-cf7-1105550080');},1000)}})})});<\/script> <\/div><br\/><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Submit\" \/>\n<\/p><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<\/form>\n<\/div>\n\n<\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Classifying data into different data types (or more often, simply \u2018types\u2019) is a fundamental preoccupation of programming. Most programming languages categorize data into strict categories. This is particularly true for strongly typed languages (i.e. languages which do not permit data from one type to be used in another type) like Java. You can learn more [&hellip;]<\/p>\n","protected":false},"author":111,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[802,1882],"tags":[],"class_list":["post-25520709","post","type-post","status-publish","format-standard","hentry","category-articles","category-java-programming"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Java Data Types: Understanding the 8 Primitive Data Types In Java - Entri Blog<\/title>\n<meta name=\"description\" content=\"In this blog , you will learn about the 8 Java Data Types with primitive data types in java and their characteristics.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/entri.app\/blog\/java-data-types-understanding-the-8-primitive-data-types-in-java\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java Data Types: Understanding the 8 Primitive Data Types In Java - 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