This article explains how to connect to a database and display the data in a table. MYSQL is used as the DBMS and the PHP script connects through mysqli functions to display data. Relational databases are the primary choice for data storage in the Web. A DBMS provides a database along with a set […]
Control statements in PHP are used to control the flow of execution in a script. There are three categories of control statements in PHP: selection statements, iteration / loop statements and jump statements. Selection statements The selection statements in PHP allows the PHP processor to select a set of statements based on the […]
The output of a PHP processor is (X)HTML code. There are multiple ways to output information onto the web document. One way is to use echo statement with or without parentheses as shown below: echo(“Hello World”); Second way is by using print statement with or without parentheses as shown below: print(“This is PHP”); […]
The only operators that can operate on strings are . and .= which are for concatenation and concatenation assignment respectively. Strings can be treated as arrays i.e., individual characters can be accessed using the index values. The index value begins with zero. A character at index i can be retrieved as $str[i]. An example […]
Introduction Operators are used in expressions to perform operations on operands. There are several operators supported by PHP which are categorized into following categories: Arithmetic operators Assignment operators Comparison operators Increment/Decrement operators Logical operators String operators Array operators Arithmetic Operators PHP arithmetic operators are used along with numbers to perform operations like […]
This article gives you an introduction to PHP language. A brief overview of what PHP is and its history along with other details are mentioned. So let’s start: PHP is a server-side scripting language. PHP processor is open source and can be downloaded without any cost. PHP is an alternative to other server-side scripting […]