Switch Statements -- PHP
Parts of a switch statement
1. the switch keyword 2. a variable to check 3. a pair of curly braces { }.
No Difference
Is there a difference between the curly brace syntax or alternative syntax.
fallthrough
The ability In a switch statement to make multiple expressions, all of which have the same result by adding cases right after another without a break.
Syntax
The exact form that the computer expects .
Syntactic sugar
a computer science term that refers to syntax within a programming language that is designed to make things easier to read or to express, while alternative ways of expressing them exist.
Example of Fallthrough
case 1: case 2: case 3: echo '$i is somewhere between 1 and 3.'; break;
Alternative syntax
exists to provide syntactic sugar.
switch statement
provides efficiency and readability. Switches work like if statements, if a condition is true, it executes a block of code.
Syntax
refers to the spelling and grammar of a programming language.
switch statement
similar to an if / elif / else statement in that you can check multiple conditions.
What occurs when all cases return false
the default case gets executed.
switch statement
used when you have a series of if/elseif/else statements with multiple expressions that depend on the same value.