lib/MultiIniModifier.php
public function removeSectionOnMaster($section = 0, $removePreviousComment = true)
    {
        if (!$this->master instanceof IniModifierInterface) {
            throw new IniException('Cannot remove a section on master which is only an ini reader');
        }

        $this->master->removeSection($section, $removePreviousComment);
    }
public function removeSectionOnMaster($section = 0, $removePreviousComment = true)
    {
        if (!$this->master instanceof IniModifierInterface) {
            throw new IniException('Cannot remove a section on master which is only an ini reader');
        }

        $this->master->removeSection($section, $removePreviousComment);
    }
remove a section from the two ini file.

@param int $section
@param bool $removePreviousComment
@since 2.5.0