Php Switch Case
In php switch statement is used to perform different actions based on different conditions.
Php switch case. In the beginning no code is executed. Think that you are writing a php program for a store and you have some offers based on the age. It works like php if else if statement. Pada tutorial ini akan di jelaskan tentang.
Switch n case label1. It only executes a single block of code depending on the value of the condition. Php switch case switch case is similar to the if then else control structure. It is very important to understand that the switch statement is executed statement by statement therefore the order of case constructs is very important.
If no condition has been met then the default block of code is executed. Only when a case statement is found whose expression evaluates to a value that matches the value of the switch expression does php begin to execute the statements. Code to be executed if n label1. The php switch statement.
It is important to understand how the switch statement is executed in order to avoid mistakes. These build up the dynamic behavior of php. Switch case in php. Use the switch statement to select one of many blocks of code to be executed.
In others word php switch statement is used to execute one statement from multiple conditions. Statement by statement and once php finds a case statement that evaluates to true it s not only executes the code corresponding to that case statement but also executes all the subsequent case statements till the end of the switch block automatically. It has the following basic syntax. If else and switch case are control structures that let you execute code segments based on given conditions.
If the value of the variable match a value in a case construct php will execute code block in that case construct and ends the switch statement because of the break statement. Penggunaan switch case pada php ini sebenarnya memiliki satu kelebihan dibandingkan dengan menggunaan if else yaitu dalam mengeksekusi kondisi lebih cepat tetapi kekurangannya adalah switch case tidak bisa menampung lebih dari nilai kondisi didalam satu case. The switch statement executes line by line i e. Code to be executed if n label2.
The switch statement executes line by line actually statement by statement.