{"id":6576,"date":"2018-12-29T18:01:24","date_gmt":"2018-12-29T18:01:24","guid":{"rendered":"https:\/\/www.jquery-az.com\/?p=6576"},"modified":"2018-12-29T18:03:01","modified_gmt":"2018-12-29T18:03:01","slug":"python-absolute-value","status":"publish","type":"post","link":"https:\/\/www.jquery-az.com\/python-absolute-value\/","title":{"rendered":"What is Python abs() function?"},"content":{"rendered":"<p>The abs() function returns the <strong>absolute value<\/strong> of the given number in Python. The abs() function takes an argument which is the number that you want to get the absolute value. The argument value can be:<\/p>\n<ul>\n<li>An integer number (negative or positive)<\/li>\n<li>A float number (negative or positive)<\/li>\n<li>A complex number<\/li>\n<\/ul>\n<p>In the case of a complex number, the abs() function returns its magnitude.<\/p>\n<div id='stb-container-4176' class='stb-container-css stb-info-container stb-no-caption stb-image-big stb-ltr stb-corners stb-shadow stb-border stb-side' style='border: 2px solid #db890d;'><aside class='stb-icon'><img src='https:\/\/www.jquery-az.com\/wp-content\/plugins\/wp-special-textboxes\/themes\/stb-dark\/info.png'><\/aside><div id='stb-box-4176' class='stb-info_box stb-box'  style='background-image: linear-gradient(#283361 30%, #79B06E 90%);color: #f7f7f7;'><strong>What is absolute value?<\/strong> In mathematics, the absolute value is a non-negative value that describes only how far a number is from zero.<\/div><\/div>\n<h3><strong>The syntax of abs() Python function<\/strong><\/h3>\n<p>The general syntax for using the abs() function is:<\/p>\n<blockquote><p>abs(x)<\/p><\/blockquote>\n<p>For example:<\/p>\n<blockquote><p>abs_num = abs(10)<\/p>\n<p>abs_num = abs(15.5)<\/p><\/blockquote>\n<p>The third example in the\u00a0next section shows how to use a complex number in abs() function.<\/p>\n<h3><strong>An example of using integer number in abs() function<\/strong><\/h3>\n<p>In this example, I used a positive and a negative number in the abs() function to get the absolute value.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\">#The abs() function demo\r\n\r\n\r\n\r\nneg_abs_num = abs(-17)\r\n\r\npos_abs_num = abs(17)\r\n\r\n\r\n\r\nprint(neg_abs_num)\r\n\r\nprint(pos_abs_num)<\/pre>\n<p><strong>The output:<\/strong><\/p>\n<blockquote><p>17<\/p>\n<p>17<\/p><\/blockquote>\n<h3><strong>Using floating numbers in abs() function<\/strong><\/h3>\n<p>Now, I used a negative and a positive floating number\u00a0in the abs() function to get the absolute value. See the output:<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\">#The abs() function demo\r\n\r\n\r\n\r\nneg_flt_num = abs(-5.55)\r\n\r\npos_flt_num = abs(5.55)\r\n\r\n\r\n\r\nprint(neg_flt_num)\r\n\r\nprint(pos_flt_num)<\/pre>\n<p><strong>The result:<\/strong><\/p>\n<blockquote><p>5.55<\/p>\n<p>5.55<\/p><\/blockquote>\n<h3><strong>An example of using a complex number<\/strong><\/h3>\n<p>In this example of Python abs function, I used a complex number.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\">#The abs() function demo with complex number\r\n\r\n\r\n\r\ncomlx_num = abs(3+9j)\r\n\r\n\r\n\r\nprint(comlx_num)<\/pre>\n<p><strong>The output:<\/strong><\/p>\n<blockquote><p>9.486832980505138<\/p><\/blockquote>\n<div id='stb-container-7336' class='stb-container-css stb-info-container stb-no-caption stb-image-big stb-ltr stb-corners stb-shadow stb-border stb-side' style='border: 2px solid #bec29b;'><aside class='stb-icon'><img src='https:\/\/www.jquery-az.com\/wp-content\/plugins\/wp-special-textboxes\/themes\/stb-dark\/info.png'><\/aside><div id='stb-box-7336' class='stb-info_box stb-box'  style='background-image: linear-gradient(#1a2861 30%, #79B06E 90%);color: #fafafa;'><strong>What is a complex number?<\/strong> A number that can be expressed in the form of <strong>a +b<\/strong><em>j<\/em> is a complex number. In that case, a and b are the real numbers while <em>j <\/em>is the imaginary unit. Learn more about complex number <a href=\"https:\/\/en.wikipedia.org\/wiki\/Complex_number\" target=\"_blank\" rel=\"nofollow\">here<\/a>.<\/div><\/div>\n<h3><strong>Using a binary number in abs() function<\/strong><\/h3>\n<p>As such, the binary number is represented with <strong>0b<\/strong> in Python. You may also convert a binary number to an absolute value by using the abs() function. The code below shows how:<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\">bin_num = abs(0b0101010001)\r\n\r\n\r\n\r\nprint(bin_num)<\/pre>\n<p><strong>The result of the above code:<\/strong><\/p>\n<blockquote><p>337<\/p><\/blockquote>\n<h3><strong>An example of converting octal number to the absolute value<\/strong><\/h3>\n<p>Just like a number with prefix \u20180b\u2019 is considered a binary number, a number with the prefix <strong>\u20180o\u2019<\/strong> is considered an octal number.<\/p>\n<p>The example below converts octal numbers to the absolute number by using abs() function:<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\">#Python program to convert octal numbers\r\n\r\n\r\n\r\noct_num1 = abs(0o74)\r\n\r\noct_num2 = abs(0o577)\r\n\r\noct_num3 = abs(0o457)\r\n\r\noct_num4 = abs(0o456)\r\n\r\n\r\n\r\nprint(\"The abs number for 0o74\" ,oct_num1)\r\n\r\nprint(\"The abs number for 0o577\" ,oct_num2)\r\n\r\nprint(\"The abs number for 0o457\" ,oct_num3)\r\n\r\nprint(\"The abs number for 0o456\" ,oct_num4)<\/pre>\n<p>The output of the above code:<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-6577\" src=\"https:\/\/www.jquery-az.com\/wp-content\/uploads\/2018\/12\/82.1-Python-absolute-value.png\" alt=\"Python absolute value\" width=\"288\" height=\"111\" \/><\/p>\n<h3><strong>The example of converting the hexadecimal number to absolute value<\/strong><\/h3>\n<p>Similarly, a number with prefix <strong>\u20180x\u2019<\/strong> is considered as hexadecimal number. The example below shows the absolute value for four hexadecimal numbers by abs() function:<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\">#Python program: convert hexadecimal numbers to abs\r\n\r\n\r\n\r\nhex_num1 = abs(0xFFC6E2)\r\n\r\nhex_num2 = abs(0xFFFFFF)\r\n\r\nhex_num3 = abs(0x000000)\r\n\r\nhex_num4 = abs(0x008080)\r\n\r\n\r\n\r\nprint(\"The abs number for 0xFFC6E2: \" ,hex_num1)\r\n\r\nprint(\"The abs number for 0xFFFFFF: \" ,hex_num2)\r\n\r\nprint(\"The abs number for 0x000000: \" ,hex_num3)\r\n\r\nprint(\"The abs number for 0x008080: \" ,hex_num4)<\/pre>\n<p><strong>The output:<\/strong><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-6578\" src=\"https:\/\/www.jquery-az.com\/wp-content\/uploads\/2018\/12\/82.2-Python-abs-function.png\" alt=\"Python abs function\" width=\"315\" height=\"92\" srcset=\"https:\/\/www.jquery-az.com\/wp-content\/uploads\/2018\/12\/82.2-Python-abs-function.png 315w, https:\/\/www.jquery-az.com\/wp-content\/uploads\/2018\/12\/82.2-Python-abs-function-300x88.png 300w\" sizes=\"(max-width: 315px) 100vw, 315px\" \/><\/p>\n<p><strong>Note:<\/strong> Python has another function in the math library namely <strong>math.fabs()<\/strong> for getting the absolute value, however, it always returns float value.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The abs() function returns the absolute value of the given number in Python. 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