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1. www.php.net › manual › enPHP: print_r - Manual

   www.php.net › manual › en

   Learn how to use the print_r function in PHP to display human-readable information about a variable's contents. Includes syntax, parameters, and examples.

   • Gettype

     gettype (PHP 4, PHP 5, PHP 7, PHP 8) gettype — Get the type...

   • Floatval

     Return Values ¶ The float value of the given variable. Empty...

   • Boolval

     boolval (PHP 5 >= 5.5.0, PHP 7, PHP 8) boolval — Get the...

   • Settype

     settype (PHP 4, PHP 5, PHP 7, PHP 8) settype — Set the type...

   • Serialize

     Parameters ¶ value The value to be serialized. serialize ()...

   • Intval

     intval (PHP 4, PHP 5, PHP 7, PHP 8) intval — Get the integer...

   • Doubleval

     Alias of floatval

   • Isset

     Determine if a variable is considered set, this means if a...

2. www.w3schools.com › php › func_var_print_rPHP print_r () Function - W3Schools

   www.w3schools.com › php › func_var_print_r

   The PHP print_r() function displays information about a variable in a human-readable format.

3. www.geeksforgeeks.org › php › php-print_r-functionPHP | print_r() Function - GeeksforGeeks

   www.geeksforgeeks.org › php › php-print_r-function

   Jul 11, 2025 · Your All-in-One Learning Portal: GeeksforGeeks is a comprehensive educational platform that empowers learners across domains-spanning computer science and programming, school education, upskilling, commerce, software tools, competitive exams, and more.

4. php-legacy-docs.zend.com › en › functionprint_r — Prints human-readable information about a variable

   php-legacy-docs.zend.com › en › function

   print_r () displays information about a variable in a way that's readable by humans. print_r (), var_dump () and var_export () will also show protected and private properties of objects with PHP 5. Static class members will not be shown. Remember that print_r () will move the array pointer to the end. Use reset () to bring it back to beginning.

5. www.w3resource.com › print_rPHP print_r () function - w3resource

   www.w3resource.com › print_r

   Aug 19, 2022 · The print_r() function is used to print human-readable information about a variable.

6. www.tutorialspoint.com › php › php_print_r_functionPHP Variable Handling print_r () Function

   www.tutorialspoint.com › php › php_print_r_function

   The PHP Variable Handling print_r () function is used to display information about a variable in an understandable format. It is useful for checking the contents of an array or object. This function prints the data in a simple format, including keys and values. It works with a variety of data types, including numbers, texts, arrays, and objects.

7. People also ask

   What is print_R() function in PHP?

   • First introduced in core PHP 4, the print_r () function continues to function easily in PHP 5, PHP 7, and PHP 8. First we will show you the basic example of the PHP Variable Handling print_r () function with a string and an integer. It prints the values directly on the screen. Here is the outcome of the following code − Hello, PHP!

   PHP Variable Handling print_r () Function - Online Tutorials Library

   www.tutorialspoint.com/php/php_print_r_function.htm

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   How to print a variable in PHP?

   • ❮ PHP Variable Handling Reference Print the information about some variables in a more human-readable way: The print_r () function prints the information about a variable in a more human-readable way. Required. Specifies the variable to return information about Optional. When set to true, this function will return the information (not print it).

   PHP print_r () Function - W3Schools

   www.w3schools.com/php/func_var_print_r.asp

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   How to print an array in PHP?

   • An array is a special object in PHP. A programmer cannot print out the contents of an array, as shown above, simply with the echo or print function. However, applying the print_r () function, can be used for showing all of the contents of an array. The following print_r () function shows all of the contents of the array.

   PHP- print_r () Function - Learning about Electronics

   www.learningaboutelectronics.com/Articles/PHP-print_r()-function.php

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   What is a print_R function in JavaScript?

   • If the variable is an array the function prints the array in a format which displays the keys as well as values, a similar notation is used for objects. If the parameter $isStore is set to TRUE then the print_r () function will return a string containing the information which it is supposed to print.

   PHP | print_r() Function - GeeksforGeeks

   www.geeksforgeeks.org/php/php-print_r-function/

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8. www.learningaboutelectronics.com › Articles › PHPPHP- print_r () Function - Learning about Electronics

   www.learningaboutelectronics.com › Articles › PHP

   PHP- print_r () Function In this article, we will go over the PHP print_r () function. The print_r () function is a function which can be used to show the contents, or make-up, of an array. Let's say, for example, we create the following array in PHP.