php variable in string

Answer the question in the previous section first. 01 02 $foo= 10; 03 $bar= 20; 04   05

Analysis of variable reference and variable destruction mechanism in PHP, PHP destruction This paper analyzes the variable reference and the mechanism of variable destruction in PHP. Share to everyone for your reference. The specific analysis is as

#一, PHP variable definition: Variables are used to store values, such as numbers, text strings or arrays, V: string/integer/double/array/object Naming rules: 1. The variable name of PHP is case-sensitive. 2. The variable name must begin with $3,

In this paper, we analyze the mechanism of variable reference and variable destruction in PHP. Share to everyone for your reference. The specific analysis is as follows: Variable is a very important type in PHP, we have data through variables or

In PHP, the symbol "&" represents a reference. 1, see what does not refer to this: $a   = "Hello world";//define a variable, the following assignment to $b $b = $a;//This step does not precede $a with a symbol Like this "$b = & $a". No Plus, in

Analysis of variable reference and destruction mechanism in PHP, and destruction of php. Analysis of variable reference and destruction mechanism in PHP. php destruction examples in this article analyze the variable reference and destruction

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Php variables are described in detail. Php variables are used to store information. syntax for defining a variable: $ variable name value. example of using a variable :? Php $ x5; $ y6; $ z $ x + $ y; echo $ z ;? Php variables A variable is a

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This article mainly introduces the PHP is in progress-variable details and string dynamic insertion of variable methods, very good, with reference value, provide PHP source code, interested in PHP friends can refer to the next In PHP, variables are