PHP

How-tos How to Extract Data From JSON in PHP This article introduces how to extract data from JSON in PHP. It includes json_decode() function. ↗ How-tos How to Check if a String Contains a Substring in PHP This article introduces how to check if a string contains a substring in PHP. ↗ How-tos How to Add Elements to an Array in PHP This article introduces how to add elements to an array in PHP. It includes the array_push() function and the Direct Assignment Method. ↗ How-tos How to Write Multi-Line Strings in PHP This article introduces how to write multi-line strings in PHP. It includes an escape sequence and concatenation assignment operator. ↗ How-tos How to Reset Array in PHP This article introduces how to reset an array in PHP. It includes unset() function and array_diff() function. ↗ How-tos How to Perform Array Delete by Value Not Key in PHP This article introduces how to perform array delete by value not key in PHP. It includes array_search() function, unset() function and array_diff() function. ↗ How-tos How to Concatenate Strings in PHP This article introduces how to d string concatenation in PHP. It includes the concatenation operator, concatenation assignment operator, and the sprintf() function. ↗ How-tos How to Initialize Empty Array in PHP This article introduces how to initialize an empty array in PHP. It includes square brackets and array() function. ↗ How-tos How to Format Phone Numbers in PHP This article introduces how to format phone numbers in PHP. It includes preg_match() function and sprintf() function. ↗ How-tos How to Convert String to Float in PHP This article introduces how to convert string to float in PHP. It includes type casting, floatval() function, and number_format() function. ↗ How-tos How to Remove Duplicate Values From an Array in PHP This article introduces how to remove duplicate values from an array in PHP. It includes array_unique() function. ↗ How-tos How to Convert XML to JSON in PHP This article introduces how to convert xml to json in PHP. It includes simplexml_load_string() function and json_encode() function. ↗ How-tos How to Redirect in PHP This tutorial demonstrates how to redirect a user from a page to a different page in PHP ↗ How-tos How to Generate Random String in PHP This tutorial demonstrates randomly generation of string in PHP ↗ How-tos How to Remove Special Character in PHP This tutorial shows the removal of special character from string in PHP ↗ How-tos How to Read if Checkbox Is Checked in PHP This tutorial demonstrates how to read if a checkbox is checked in PHP ↗ How-tos How to Get User IP Address in PHP This tutorial demonstrates how to get the user's IP address in PHP ↗ How-tos How to Show All Errors in PHP This tutorial demonstrates how to display errors and warnings in PHP ↗ How-tos How to Count Rows in MySQL PHP This tutorial demonstrates how to count the total number of rows of mysql table in PHP ↗ How-tos How to Add Line Break in PHP This tutorial demonstrates how to add a line beak within echo in PHP ↗ How-tos How to Write Array to a File in PHP This tutorial demonstrates how to write arrays to a file in PHP ↗ How-tos How to Send POST Request in PHP This tutorial demonstrates how to send POST Request with PHP ↗ How-tos How to Refresh a Page in PHP This tutorial demonstrates how to refresh a page periodically in PHP ↗ How-tos How to Prevent SQL Injection in PHP This tutorial demonstrates how to prevent SQL injection in PHP ↗