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PHP Variables
Variables in PHP are represented by a dollar sign followed by the name of the variable. The variable name is case-sensitive.
Variable names follow the same rules as other labels in PHP. ay a doller $ sign the .a variable is a special container
that you can define to hold a value.
the following code defines spome legal variables
$b;
$2456;
$shoooooooop;
$b_a_c;
Dynamic variables
$usename="john";
$address="4240 S 400 w";
note:
- Remember that semicolon(;) is used at the end of the PHP statement.
- A variable can hold numbers,strings,characters,objects,arrays,or boolenas
- The content of the variable can be changed any time
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example 1
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Hello World |
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output
In this example the 2 variables concatenate as
welcome To freewebschools
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