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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

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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#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,

PHP variable definition, variable, variable reference, and destruction method. Copy the code as follows :? Php $ longbig_long_variable_name; $ longPHP; * Use a string stored in the variable $ long as the variable name of the new variable, equivalent

PHP variable definition, variable, variable reference, and destruction method This article mainly introduces the definition of PHP variables, variable variables, variable references, and destruction methods. For more information, see The Code is as

This article mainly introduces the definition of PHP variables, variable variables, variable references, and destruction methods. For more information, see The code is as follows: $ Long = "big_long_variable_name "; $ Long = "PHP";/* use the

This article mainly introduces the definition of PHP variables, variable variables, variable references, and destruction methods. For more information, see The code is as follows: $ Long = "big_long_variable_name ";$ Long = "PHP";/* use the