PHP Faqs Archives - Tutorialdeep

How to Write Comment in PHP (Single and Multiline)

Roshan Parihar — Tue, 13 Mar 2018 03:14:43 +0000

In this tutorial, learn how to write comment in PHP including single line and multiline. The short answer is: use …

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How to Find String Length Using PHP strlen function

Roshan Parihar — Thu, 31 May 2018 17:42:24 +0000

In this tutorial, learn how to find string length with PHP strlen(). The short answer is: pass the string variable …

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Ajax Image Upload Using PHP, jQuery With Image Preview

Roshan Parihar — Mon, 23 Jul 2018 08:05:24 +0000

In this tutorial, learn how to create an ajax image upload using PHP, jQuery, and Ajax with image preview without …

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Remove Special Characters From String Using PHP

Roshan Parihar — Fri, 21 Sep 2018 17:02:50 +0000

In this tutorial, learn how to remove special characters from string using PHP. The short answer is to use the …

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How to Convert Integer Number to Float Using PHP

Roshan Parihar — Fri, 02 Aug 2019 16:40:00 +0000

In this tutorial, learn methods to convert integer number to float in PHP. The short answer is to use the …

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How to Create Dynamic Variable Using PHP Examples

Roshan Parihar — Sat, 03 Aug 2019 07:16:04 +0000

In this tutorial, learn how to create a dynamic variable in PHP. The short answer is to use a dollar($) …

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How to Convert or Change Date Format to Another in PHP

Roshan Parihar — Sun, 19 Jul 2020 13:36:36 +0000

In this tutorial, learn how to change date format using PHP. The short answer is to use the strtotime() and …

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How to Remove Special Characters From Array in PHP

Roshan Parihar — Thu, 08 Oct 2020 08:09:05 +0000

In this tutorial, learn how to remove special characters from an array in PHP. The short answer is to use …

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How to Declare an Array in PHP With Examples and Explanation

Roshan Parihar — Fri, 01 Jan 2021 06:07:00 +0000

In this tutorial, learn how to declare an array in PHP with examples. The short answer is: use PHP array() …

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How to Access Elements in an Indexed Array Using PHP

Roshan Parihar — Sat, 02 Jan 2021 06:01:27 +0000

In this tutorial, learn how to access elements in an indexed array using PHP. The short answer is: use the …

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How to Iterate Through Indexed Array Elements Using PHP

Roshan Parihar — Tue, 12 Jan 2021 05:26:27 +0000

In this tutorial, learn how to iterate through indexed array elements in PHP. The short answer is: use the Foreach …

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How to Get Elements of an Associative Array by Index in PHP

Roshan Parihar — Sun, 03 Jan 2021 11:51:04 +0000

In this tutorial, learn how to get elements of an associative array in PHP. The short answer is: use the …

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Get Key Value Pair From an Associative Array Using PHP

Roshan Parihar — Tue, 05 Jan 2021 04:03:08 +0000

In this tutorial, learn how to get key value pair from an associative array in PHP. The short answer is: …

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How to Get the Key of Max Value in Associative Array in PHP

Roshan Parihar — Wed, 06 Jan 2021 07:39:26 +0000

In this tutorial, learn how to get the key of max value in an associative array in PHP. The short …

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How to Get Key of First Element in Associative Array in PHP

Roshan Parihar — Thu, 07 Jan 2021 04:18:09 +0000

In this tutorial, learn how to get key of first element from an associative array in PHP. The short answer …

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How to Get Last Key of Associative Array Using PHP

Roshan Parihar — Fri, 08 Jan 2021 05:58:35 +0000

In this tutorial, learn how to get last key of an associative array in PHP. The short answer is: use …

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How to Find Length of Associative Array Using PHP

Roshan Parihar — Sat, 09 Jan 2021 05:52:55 +0000

In this tutorial, learn how to find length of associative array in PHP. The short answer is: use the PHP …

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How to Loop Through an Associative Array Using PHP

Roshan Parihar — Wed, 13 Jan 2021 06:18:06 +0000

In this tutorial, learn how to loop through an associative array elements in PHP. The short answer is: use the …

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How to Find Size of Multidimensional Array in PHP

Roshan Parihar — Fri, 15 Jan 2021 06:15:59 +0000

In this tutorial, learn how to find size of multidimensional array in PHP. The short answer is: use the PHP …

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How to Count Number of Elements in Array in PHP

Roshan Parihar — Sat, 16 Jan 2021 06:25:20 +0000

In this tutorial, learn how to count the number of elements in an array in PHP. The short answer is: …

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How to Use CSS in PHP Echo to Add Style (3 Easy Ways)

Roshan Parihar — Thu, 25 Mar 2021 04:46:00 +0000

In this tutorial, learn how to use CSS in PHP echo to add style to the text content. The short …

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How to Count Number of Words in a String in PHP

Roshan Parihar — Wed, 12 May 2021 04:14:07 +0000

In this tutorial, learn how to count number of words in a string using PHP. The short answer is: use …

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How Do I Replace Characters in String Using PHP

Roshan Parihar — Thu, 13 May 2021 03:33:12 +0000

In this tutorial, learn how to replace characters in string using PHP. The short answer is to use the str_replace() …

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How to Remove First and Last Character of String in PHP

Roshan Parihar — Thu, 13 May 2021 06:02:41 +0000

In this tutorial, learn how to remove first and last character of string using PHP. The short answer is to …

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How to Concatenate Two String Variables Using PHP

Roshan Parihar — Mon, 17 May 2021 15:13:38 +0000

In this tutorial, learn how to concatenate two string variables in PHP. The short answer is to use the PHP …

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How to Reverse Words in String in PHP Without strrev

Roshan Parihar — Fri, 14 May 2021 04:04:57 +0000

In this tutorial, learn how to reverse words in a string using PHP. The short answer is to use the …

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How to Convert String to Uppercase and Lowercase in PHP

Roshan Parihar — Tue, 18 May 2021 04:56:14 +0000

In this tutorial, learn how to convert string to uppercase and lowercase using PHP. The short answer is to use …

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How to Break or Split String Into an Array Using PHP

Roshan Parihar — Tue, 25 May 2021 15:40:48 +0000

In this tutorial, learn how to break or split a string into an array in PHP. The short answer is …

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How to Convert Array to String in PHP with Examples

Roshan Parihar — Sat, 29 May 2021 06:00:56 +0000

In this tutorial, learn how to convert array to string in PHP with examples. The short answer is to use …

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How to Sort Associative Array By Value and Key in PHP

Roshan Parihar — Mon, 14 Jun 2021 14:02:39 +0000

In this tutorial, learn how to sort associative array by value and key in PHP. The short answer is to …

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How to Delete or Remove Array Element By Value in PHP

Roshan Parihar — Sat, 19 Jun 2021 07:25:46 +0000

In this tutorial, learn how to delete or remove array element by value using PHP. The short answer is to …

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How to Find the Sum of Numbers in Array Using PHP

Roshan Parihar — Wed, 23 Jun 2021 12:06:04 +0000

In this tutorial, learn how to find the sum of numbers in an array in PHP. The short answer is …

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How to Remove Duplicate Values From Array in PHP

Roshan Parihar — Mon, 28 Jun 2021 07:30:54 +0000

In this tutorial, learn how to remove duplicate values from array in PHP. The short answer is to use the …

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How to Split Array Into Chunks or Parts in PHP

Roshan Parihar — Tue, 27 Jul 2021 07:31:13 +0000

In this tutorial, learn how to split array into chunks of 2, 3, or 4 in PHP. The short answer …

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How to Merge Two Array Into a Single Using PHP

Roshan Parihar — Wed, 04 Aug 2021 06:30:39 +0000

In this tutorial, learn how to combine or merge two array into a single array using PHP. The short answer …

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How to Count Occurrence of Value in Array in PHP

Roshan Parihar — Thu, 05 Aug 2021 09:21:46 +0000

In this tutorial, learn how to count occurrence of value in array using PHP. The short answer is to use …

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How to Get the DIfference Between Two Arrays in PHP

Roshan Parihar — Mon, 16 Aug 2021 08:19:17 +0000

In this tutorial, learn how to get the difference between two arrays using PHP. The short answer is to use …

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How to Make Contact Form and Send Email in PHP

Roshan Parihar — Tue, 05 Apr 2022 16:50:11 +0000

In this post, learn how to create contact form in PHP and send form data in email. The short answer …

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jQuery Ajax Submit Form to Pass Data to PHP File

Roshan Parihar — Sun, 17 Apr 2022 10:45:54 +0000

In this tutorial, learn how jQuery ajax submit form and send your form data to a PHP file. You can …

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How to Add Days to Date in PHP Examples

Roshan Parihar — Thu, 28 Jul 2022 16:43:47 +0000

In this tutorial, learn how to add days to date using PHP. The short answer is to use the strtotime() …

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PHP Redirect to Another Page with Examples

Roshan Parihar — Mon, 10 Oct 2022 09:05:35 +0000

In this tutorial, learn how to redirect to another page in PHP. The short answer is to use the header() …

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PHP Redirect After 5 Seconds with Examples

Roshan Parihar — Sun, 16 Oct 2022 10:34:16 +0000

In this tutorial, learn how to redirect after 5 seconds in PHP. The short answer is to use the header() …

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PHP abs() Function

Roshan Parihar — Mon, 19 Dec 2022 06:02:23 +0000

The absolute value or abs() returns a float for a float value and an integer for an int value. It …

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How to Convert Comma String to Array in PHP

Roshan Parihar — Fri, 05 Apr 2024 17:24:18 +0000

To convert comma string to array in PHP, you have to use the explode() function. You can also use the …

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All About PHP Type Conversion Methods

Roshan Parihar — Sat, 24 May 2025 02:32:09 +0000

PHP provides several ways to convert between different variable types. Understanding these methods is crucial for working with PHP’s loosely …

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Different Methods to Merge Two Arrays in PHP

Roshan Parihar — Mon, 26 May 2025 01:55:01 +0000

In PHP, there are several methods to merge two arrays. The method you choose depends on the behavior you want …

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Get Unique Elements from Two Arrays in PHP

Roshan Parihar — Tue, 27 May 2025 02:33:36 +0000

1. Basic Method (Preserves Types) [crayon-6a90bcc106bf9252593424/] This is the simplest approach but maintains type differences. The number 12 and string …

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How to Check If a Number is Even or Odd Using PHP

Roshan Parihar — Fri, 21 May 2021 09:44:44 +0000

In this tutorial, learn how to check if a number is even or odd in PHP. The short answer is …

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Different Methods to remove array element in PHP

Roshan Parihar — Thu, 29 May 2025 02:53:49 +0000

1. unset() – Remove by Key/Index The unset() function is perfect when you need to remove specific elements by their …

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