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php is_executable function is used to check whether the specified file is executable. Its syntax is is_executable(file). The parameter file is required and refers to the file to be checked.

#How to use the php is_executable function?
Function: Check whether the specified file is executable.
Syntax:
is_executable(file)
Parameters:
file Required. Specifies the documents to be checked.
Description:
Returns true if the file exists and is executable.
php is_executable() function usage example
<?php
$file = is_executable("./test.txt");
if($file == 1)
{
echo "该文件是可执行的";
}else{
echo "该文件不可执行";
}
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