Archive for May, 2019

PHP Variables Variable is used to store a piece of information or data to use this information or data throughout the PHP page. In PHP variable name starts with $ symbol. Example 1 – Variables use and code with echo In the above examples, we declare two variables($x, $y) and also print these variables. Fig.1 […]

PHP Variable Data Types PHP Variables data type is used to define which type of variable you stored in your variables. PHP Supports 8 different data types of variables. Followings are the different types of PHP Variable Type. String Integer Float/Double Boolean Array Object NULL Resource PHP String Variable Type String is a set of […]

PHP Constant PHP Constant is also similar to the PHP VAriables but the value of Constant cannot be changed or Constant has a fixed value. If you want to create a constant then you have to use the “define()” function. Example 1 – Constant Syntax In the above examples, we have shown how you can […]

PHP Operators To perform the operations like- Arithmetic Operators Comparison Operators Assignment Operators Increment/Decrement Operators Logical Operators on the variables PHP Operators are used. PHP Arithmetic Operators To perform the arithmetic operations like addition, subtraction, divide, multiplication etc “Arithmetic Operators” are used. Operators Symbol Syntax Description Addition + $x + $y To calculate the sum […]

PHP String Functions PHP String Functions are to manipulate the string. String Length, String Comparison, String Compare, String Replace, String Find, String Uppercase, String Lowercase, String Search are some string functions in PHP. PHP String Length String Length Function or strlen()is used to get the length of a string. Example 1 – PHP String Length […]

PHP Conditional Statements PHP Conditional Statements are used to perform selected statements based on a certain condition. For example, suppose you want to execute some part of code when the variable $x value is 10. if statement – to execute some part of code when only one condition is true. if…else statement – to execute […]

PHP Switch Case Statement PHP Switch Case is also a conditional statement. You also say that it is the alternative solution and easy syntax of multiple if statement. It is used for multiple test condition. Switch Case Syntax Example 1 – Switch Case Statement Example In the above code, we describe how you can use […]

PHP for Loop Loops are used to execute a part of code multiple times. Loop is also called iterative statements. PHP supports 4 type of loops such are “for loop”, “while loop”, “do-while loop”,& “foreach loop”. for Loops are used to execute a part of code multiple times. In for Loop initialization, condition and increment/decrement […]

PHP while Loop Statement PHP while Loop is used to execute the part of code multiple times. This Loop is also working similarly to the for loop but has a little bit change in the syntax. All the three statements are broke down into 3 part. Firstly we initialize the variable than give the condition […]

PHP Ternary Conditional Operator Ternary Operator is a conditional assignment in which you can assign the condition as well as either two different values that can be assigned to the target variable based on the condition. Ternary Operator performs conditional operators. Ternary operators simplify some PHP conditional statement. But not simplify all the PHP conditional […]

Basic Built in Functions in PHP PHP have many built-in functions that you can use this function and perform some basic task, for example, date(), time(), array() and many more. More than 1000s built-in functions are defined in the PHP. Some PHP Pre-defined Build in Functions date() time() strlen() str_replace() phpinfo() php_uname() extension_loaded() Phpversion() ini_set() […]