php PATH_SEPARATOR determines the current server system type instance

This article mainly introduces the relevant information of php PATH_SEPARATOR to determine the current server system type instance. Friends who need it can refer to it

There is a very useful predefined constant PATH_SEPARATOR in php, we can use this constant To determine whether the current server is Linux or Windows. This article will explain to you how php uses PATH_SEPARATOR to obtain the type of the current server.

PATH_SEPARATOR is a predefined constant in php. We can directly echo this constant. In the Linux system, the constant outputs ":". In the Windows system, the constant outputs the ";" sign. . Therefore, we can determine the current server system type through the PATH_SEPARATOR output value.

Output result in linux system:

<?php
  var_dump(PATH_SEPARATOR );
  //输出结果：string(1) ":"
?>

Output result in windows system:

<?php
  var_dump(PATH_SEPARATOR );
  //输出结果：string(1) ";"
?>

Write the judgment of the current server system type into a function:

function getOS(){
 if(PATH_SEPARATOR == ':'){
 return 'Linux';
 }else{
 return 'Windows';
 }
}

If you need to determine the current server system type, you can directly call the above function.

The above is the entire content of this article, I hope it will be helpful to everyone's study.

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