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php is_writable() function
Detailed instructions for use
php is_writable() function
Chinese translation
Recent Updates: 2018-04-19 09:42:48
UK ['raɪtəbl] US ['raɪtəbəl]
adj. Can be written down, can be written down
php is_writable() function syntax
Function:Judge whether the file is writable
Syntax: is_writable(file)
##Parameters:
| Description | |
| Required. Specifies the documents to be checked. |
Description: Returns true if the file exists and is writable. The file parameter can be a directory name that allows writability checking.
php is_writable() function example
<?php
$file = is_writable("./test.txt");
if($file == 1)
{
echo "该文件是可写的";
}else{
echo "该文件不可写";
}
?>
php is_writable() function
