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(PECL rpmreader >= 0.1.0)
rpm_is_valid — Tests a filename for validity as an RPM file
$filename
)rpm_is_valid() will test an RPM file for validity as an RPM file. This is not the same as rpm_open() as it only checks the file for validity but does not return a file pointer to be used by further functions.
filename
The filename of the RPM file you wish to check for validity.
成功时返回 TRUE
, 或者在失败时返回 FALSE
。
Example #1 rpm_is_valid() example
<?php
$file = "/path/to/file.rpm" ;
if ( rpm_is_valid ( $file )) {
echo "File is recognized as an RPM file.<br>\n" ;
}
else {
echo "File is not recognized as an RPM file.<br>\n" ;
}
?>