_install_get_version_info($version)
Extracts version information from a drupal core version string.
Parameters
string $version: Version info string (e.g., 8.0.0, 8.1.0, 8.0.0-dev, 8.0.0-unstable1, 8.0.0-alpha2, 8.0.0-beta3, and 8.0.0-rc4).
Return value
array Associative array of version info:
- major: Major version (e.g., "8").
- minor: Minor version (e.g., "0").
- patch: Patch version (e.g., "0").
- extra: Extra version info (e.g., "alpha2").
- extra_text: The text part of "extra" (e.g., "alpha").
- extra_number: The number part of "extra" (e.g., "2").
File
- core/includes/install.core.inc, line 1417
- API functions for installing Drupal.
Code
function _install_get_version_info($version) {
preg_match('/
(
(?P<major>[0-9]+) # Major release number.
\. # .
(?P<minor>[0-9]+) # Minor release number.
\. # .
(?P<patch>[0-9]+) # Patch release number.
) #
( #
- # - separator for "extra" version information.
(?P<extra> #
(?P<extra_text>[a-z]+) # Release extra text (e.g., "alpha").
(?P<extra_number>[0-9]*) # Release extra number (no separator between text and number).
) #
| # OR no "extra" information.
)
/sx', $version, $matches);
return $matches;
}
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