- PHP Programs
- PHP Sum of Digits Program
- PHP Even Odd Program
- PHP Prime Number Program
- PHP Table of Number Program
- PHP Factorial Program
- PHP Armstrong Number Program
- PHP Palindrome Number Program
- PHP Fibonacci Series Program
- PHP Reverse Number Program
- PHP Reverse String Program
- PHP Swapping Two Numbers Program
- PHP Adding Two Numbers Program
- PHP Subtracting Two Numbers Program
- PHP Area of Triangle Program
- PHP Area of Rectangle Program
- PHP Leap Year Program
- PHP Alphabet Triangle Program using Methods
- PHP Alphabet Triangle Pattern Program
- PHP Number Triangle Program
- PHP Star Triangle Program
- PHP array_arsort( ) function
- PHP Array asort() Function
- PHP Array changekeycase() Function
- PHP Array column() Function
- PHP Array combine() Function
- PHP Array compact() Function
- PHP Array count() Function
- PHP Array count_values() Function
- PHP array_slice() Function
- PHP Array current() Function
- PHP array_diff_assoc() Function
- PHP array_diff() Function
- PHP array_diff_key() Function
- PHP array_diff_uassoc() Function
- PHP array_diff_ukey() Function
- PHP array each() Function
- PHP Array end() Function
- PHP Array extract() Function
- PHP array_fill() Function
- PHP array_fill_keys() Function
- PHP array_filter() Function
- PHP Array flip() Function
- PHP in_array() Function
- PHP array_intersect_assoc() Function
- PHP array_intersect() Function
- PHP array_intersect_key() Function
- PHP array_intersect_uassoc() Function
- PHP array_intersect_ukey() Function
- PHP array_key_exists() Function
- PHP array_key_first() Function
- PHP Array key() Function
- PHP array_key_last() Function
- PHP array_keys() Function
- PHP Array krsort() Function
- PHP Array ksort() Function
- PHP Array list() Function
- PHP array_map() Function
- PHP array_merge() Function
- PHP array_merge_recursive() Function
- PHP array_multisort() Function
- PHP Array natcasesort() Function
- PHP Array natsort() Function
- PHP Array next() Function
- PHP array_pad() Function
- PHP array_pop() Function
- PHP Array pos() Function
- PHP Array prev() Function
- PHP array_product() Function
- PHP array_push() Function
- PHP array_rand() Function
- PHP Array range() Function
- PHP array_reduce() Function
- PHP array_replace() Function
- PHP array_replace_recursive() Function
- PHP Array reset() Function
- PHP array_reverse() Function
- PHP Array rsort() Function
- PHP array_search() Function
- PHP array_shift() Function
- PHP Array shuffle() Function
- PHP Array sizeof() Function
- PHP Array sort() Function
- PHP array_splice() Function
- PHP array_sum() Function
- PHP Array uasort() Function
- PHP array_udiff_assoc() Function
- PHP array_udiff() Function
- PHP array_udiff_uassoc() Function
- PHP array_uintersect_assoc() Function
- PHP array_uintersect() Function
- PHP array_uintersect_uassoc() Function
- PHP Array uksort() Function
- PHP array_unique() Function
- PHP array_unshift() Function
- PHP Array usort() Function
- PHP array_values() Function
- PHP array_walk() Function
- addcslashes()
- addslashes()
- bin2hex()
- chop()
- chr()
- chunk_split()
- convert_cyr_string()
- convert_uudecode()
- convert_uuencode()
- count_chars()
- crc32()
- crypt()
- echo()
- PHP explode() function
- fprint()
- get_html_translation_table()
- hebrev()
- hex2bin()
- htmlentities()
- html_entity_decode()
- htmlspecialchars()
- htmlspecialchars_decode()
- PHP Implode() Function
- Join()
- Levenshtein()
- Lcfirst()
- localeconv()
- ltrim()
- md5()
- md5_files()
- metaphone()
- money_format()
- nl2br()
- nl_langinfo()
- number_format()
- ord()
- parse_str()
- print()
- printf()
- quoted_printable_decode()
- quoted_printable_encode()
- setlocale()
- sha1()
- sha1_file()
- similar_text()
- quotemeta()
- Soundex()
- rtrim()
- sprintf()
- sscanf()
- strcasecmp()
- strchr()
- strcmp()
- strcoll()
- strcspn()
- stripcslashes()
- stripos()
- stristr()
- strlen()
- strncasecmp()
- strnatcasecmp()
- strnatcmp()
- strncmp()
- strpbrk()
- strripos()
- strrpos()
- strpos()
- strrchr()
- strrev()
- strspn()
- strstr()
- strtok()
- strtolower()
- strtoupper()
- strtr()
- str_getcsv()
- str_ireplace()
- str_pad()
- str_repeat()
- PHP str_replace() function
- str_rot13()
- str_shuffle()
- str_split()
- strcoll()
- strip_tags()
- str_word_count()
- substr()
- substr_compare()
- substr_count()
- substr_replace()
- trim()
- ucfirst()
- ucwords()
- vprintf()
- vsprintf()
- wordwrap()
- vfprintf()
- PHP Date()/Time() Functions
- PHP checkdate() function
- PHP date() function
- PHP date_add() function
- PHP date_create() function
- PHP date_date_set() function
- PHP date_default_timezone_get() function
- PHP date_default_timezone_set() function
- PHP date_diff() function
- PHP date_format() function
- PHP date_get_last_errors() function
- PHP date_interval_format() function
- PHP date_isodate_set() function
- PHP date_modify() function
- PHP date_offset_get() function
- PHP date_parse_from_format() function
- PHP date_parse() function
- PHP date_sub() Function
- PHP date_sun_info() Function
- PHP date_sunrise() Function
- PHP date_sunset() Function
- PHP date_time_set() Function
- PHP date_timestamp_get() Function
- PHP date_timezone_get() Function
- PHP date_timestamp_set() Function
- PHP date_timezone_set() Function
- PHP getdate() Function
- PHP gettimeofday() Function
- PHP gmdate() Function
- PHP gmmktime() Function
- PHP gmstrftime() Function
- PHP idate() Function
- PHP localtime() Function
- PHP microtime() Function
- PHP mktime() Function
- PHP strftime() Function
- PHP strtotime() Function
- PHP time() Function
- PHP timezone_abbreviations_list() Function
- PHP timezone_identifiers_list() Function
- PHP timezone_location_get() Function
- PHP timezone_name_from_abbr() Function
- PHP timezone_name_get() Function
- PHP timezone_offset_get() Function
- PHP timezone_open() Function
- PHP timezone_version_get() Function
- require_once
- include_once
- MVC Architecture
- Abstraction in PHP
- PHP vs. JavaScript
- PHP vs. HTML
- PHP vs. Node.js
- PHP vs Python
- PhpStorm
- PHP PDO
- Top 10 PHP frameworks
- phpMyAdmin
- Count All Array Elements
- Create Newline
- Get Current Page URL
- Remove First Element from Array
- Remove Last Element from Array
- Change Date Format
- Get IP Address
- PHP MySql Login System
- var_dump() function
- PHP Regular Expressions
- preg_match() function
- preg_replace() function
- isset() function
- print_r() function
- Types of Errors in PHP
- Display All Errors
- PHP error_reporting()
- PHP header()
- PHP unset() function
- Get & Post Methods
- Form Validation
- Exception Handling in PHP
- PHP try-catch
- PHP Pagination
- What is a Website
- How to make a website
- How to cite a website in APA format
- How to cite a website in MLA format
- How to download video from the website
- PHP array_push
- Difference between break and continue in PHP
- How to Install Composer on Windows
- PHPMyAdmin Login
- PHP alert
- Creation of custom php.ini file in CPanel
- Downgrade php 7.4 to 7.3 Ubuntu
- Multiple File Upload using Dropzone JS in PHP
- PHP Dropzone File Upload on Button Click
- PHP find value in an array
- PHP Codeigniter 3 Ajax Pagination using Jquery
- How to Convert array into string in PHP
- PHP Codeigniter 3 Create Dynamic Tree View using Bootstrap Treeview JS
- CRUD Operation using PHP & Mongodb
- PHP Ajax Multiple Image Upload
- PHP Multidimensional Array Search By Value
- PHP urlencode() Function
- Image Gallery CRUD using PHP MySQL
- How to get selected option value in PHP
- PHP Contact Form
- PHP string Concatenation
- PHP Laravel 5.6 - Rest API with Passport
- PHP compare dates
- PHP Registration Form
- PHP ternary operator
- PHP basename() Function
- Why do we need Interfaces in PHP
- file_put_contents() Function in PHP
- Is_array() Function in PHP
- How to Use PHP Serialize() and Unserialize() Function
- PHP Unset() vs Unlink() Function
- PHP 5 vs PHP 7
- PHP Imagearc() Function
- PHP Imagecharup() Function
- PHP Imagecolortransparent() Function
- PHP Imagechar() Function
- PHP Imagecreate() Function
- PHP Imagecolorallocate() Function
- PHP Image createtruecolor( ) Function
- PHP Imagestring() Function
- Father of PHP
- get vs post method in PHP
- PHP append to array
- fpassthru() Function in PHP
- Imagick::borderImage() method in PHP
- Imagick rotateImage() Function
- Imagick transposeImage() Function
- PHP Projects
- Imagick floodFillPaintImage() Function
- Imagick::charcoalImage() PHP
- Imagick adaptiveBlurImage() Function
- Imagick addImage() Function
- Imagick addNoiseImage() Function
- PHP Type Casting and Conversion of an Object to an Object of other class
- PHP PEAR
- PHP STR_CONTAINS()
- Multiple Inheritance in PHP
- What is a PHP Developer
- PHP ob_start() Function
- PHP Beautifier
- PHP imagepolygon() Function
- Free PHP Web Hosting
- PHP Adminer
- PHP empty() Function
- What is PHP-FPM
- PHP IDE and Code Editor Software
- PHP file_get_contents() Function
- PHP sleep() Function
- PHP server
- PHP GMP Functions Detail Reference
- PHP gmp_abs() Function
- PHP gmp_add() Function
- PHP gmp_and()Functions
- PHP GMP gmp_clrbit() Function
- PHP GMP gmp_cmp() Function
- PHP GMP gmp_com() Function
- PHP gmp_div_q() Function
- PHP gmp_div_qr() Function
- PHP gmp_or() function
- PHP gmp_divexact() Function
- PHP gmp_export() Function
- PHP gmp_fact() Function
- PHP gmp_gcd() Function
- PHP gmp_import() Function
- PHP gmp_intval() Function
- PHP gmp_invert() Function
- PHP gmp_jacobi() Function
- PHP gmp_legendre() Function
- PHP gmp_mod() Function
- PHP gmp_prob_prime() function
- PHP gmp_random_bits() function
- PHP gmp_random_range() function
- PHP gmp_root() function
- PHP gmp_rootrem() function
- PHP gmp_random_seed() function
- PHP gmp_scan0() function
- PHP gmp_scan1() function
- PHP gmp_setbit() function
- PHP GMP gmp_testbit() Function
- PHP gmp_random() function
- PHP Array Chunk() Function
- PHP gmp_xor() function
- How to create html table with a while loop in PHP
- How to Encrypt or Decrypt a String in PHP
- What is Output Buffering in PHP
- CodeSlide PHP Script
- PHP Login Form
- Sticky Form in PHP
- PHP Frameworks
- PHP Versions
- PHP Database Connection
- PHP Syntax
- Difference between Session and Cookies in PHP
- PHP Anonymous Functions
- PHP Built-in Functions
- Advantages and Disadvantages of PHP
- CRUD Operations in PHP and MySQL
- AJAX integration in PHP
- How to run a PHP file using Visual Studio Code
- How to connect PHP to MySQL
PHP Array flip() FunctionLast Updated : 17 Mar 2025 This function is used to flip the array with the keys and values. It takes one parameter that is an array. The returned array will contain the flipped elements. The values will be the keys, and the keys will be the values. This function was introduced in PHP 4.0. SyntaxParameter
Return TypeIt returns the flipped array on success. Note:The values of the array need to be valid keys, i.e., they need to be either integer or string.EXAMPLE 1Output: Array ( [1] => a [2] => b [3] => c [4] => d [5] => e ) EXAMPLE 2Output: Array ( [oranges] => 0 [apples] => 1 [banana] => 2 ) EXAMPLE 3Output: Array ( [jaya] => amitabh [nargis] => raj [katrina] => akshay [juhi] => aamir ) EXAMPLE 4Output: Array ( [brown] => a [green] => b [yellow] => c ) Next TopicPhp-in-array-function |
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