Either a Boolean indicating whether the configuration should evaluate to true or false, a callback function receiving the configuration value as parameter to determine the fulfillment of the requirement
$approveCfgAbsence
—
object
If true the Requirement will be fulfilled even if the configuration option does not exist, i.e. ini_get() returns false. is is helpful for abandoned configs in later PHP versions or configs of an optional extension, like Suhosin. ample: You require a config to be true but PHP later removes this config and defaults it to true internally.
$testMessage
—
string
The message for testing the requirement (when null and $evaluation is a Boolean a default message is derived)
$helpHtml
—
string
The help text formatted in HTML for resolving the problem (when null and $evaluation is a Boolean a default help is derived)
$helpText
—
object
The help text (when null, it will be inferred from $helpHtml, i.e. stripped from HTML tags)