How to count all elements in an array in PHP?29 Aug 2024 | 2 min read To count all the elements in an array, PHP offers count() and sizeof() functions. The count() and sizeof() both functions are used to count all elements in an array and return 0 for a variable that has been initialized with an empty array. These are the built-in functions of PHP. We can use either count() or sizeof() function to count the total number of elements present in an array. For example We will discuss the program implementation for all the array elements using both count() and sizeof() methods. Example 1: Counting using count() Output Number of elements present in the array: 4 Example 2 Output Number of elements present in the array: 8 Example 3: Counting using sizeof() Output Number of elements present in the array: 6 Example 4 Output Number of elements present in the array: 7 Example 5: Example using 2D array Output 8 8 Next TopicHow to create newline in PHP |
The data a user enters on different websites can be stored using a combination of cookies and sessions. They are extremely important because they save user-provided data for a number of uses. While sessions are saved on both the client and the server, cookies are...
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Imagecharup( ) function is another inbuilt PHP function that is mainly used to draw characters vertically. The function works using the x and y-axis, which are used to set coordinates for the starting point from where the picture has to be drawn. The origin coordinates (0,...
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The Imagick::borderImage() method is a PHP intrinsic function that draws a border around an image. This method adds a border around the image in the specified colour. Syntax: bool Imagick::borderImage ( $bordercolor, $width, $height ) Parameters This function takes three parameters, which are listed above and described below: $bordercolor: This argument...
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It is possible to define anonymous functions in PHP. In PHP, a function is often defined by giving it a name that may be used to invoke the function whenever needed. Conversely, a function that lacks a name at the time of definition is known...
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PHP MySQL Login System In this topic, we will learn how to create a PHP MySQL Login System with the help of PHP and MySQL database. There are few steps given for creating a login system with MySQL database. Before creating the login system first, we need...
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PHP PHP print_r() is a built-in function that displays information about a variable in a human-readable way. It shows the information stored in a variable, which is easily understandable to the user. There are two more functions similar to print_r() which are var_export(), and var_dump(). They display...
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In this section, we are going to learn multidimensional array search by using the value. We will use PHP to do this. If we don't know about the multidimensional array in PHP, this example will be very useful for us. In our below example, we will...
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PHP Codeigniter 3 - Create Dynamic Tree View using Bootstrap Treeview JS In this step, we are going to learn about how to create a dynamic tree view. We will use PHP Codeigniter 3 and Bootstrap Treeview JS to do this. In the below example, we will...
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The modulus is given as an output by the GMP gmp_mod() function. This function calculates the modulo of two GMP numbers. Modulo is an operation in math that finds the number left over after dividing one integer by another. It is often written as a mod...
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PHP The is a built-in function of PHP that dumps the information about the variables. This information includes the data type and value of the variable. In case of string, it also includes the size of the string passed inside the function. The array and object...
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