对于 openSUSE Leap 42.3，请以根用户 root 运行下面命令：
zypper addrepo https://download.opensuse.org/repositories/spins:invis:stable/openSUSE_Leap_42.3/spins:invis:stable.repo
zypper refresh
zypper install php5-ctype
对于 openSUSE Leap 42.2，请以根用户 root 运行下面命令：
zypper addrepo https://download.opensuse.org/repositories/spins:invis:stable/openSUSE_Leap_42.2/spins:invis:stable.repo
zypper refresh
zypper install php5-ctype
对于 openSUSE 42.1，请以根用户 root 运行下面命令：
zypper addrepo https://download.opensuse.org/repositories/spins:invis:stable/openSUSE_42.1/spins:invis:stable.repo
zypper refresh
zypper install php5-ctype
对于 openSUSE 13.1，请以根用户 root 运行下面命令：
zypper addrepo https://download.opensuse.org/repositories/spins:invis:stable/openSUSE_13.1/spins:invis:stable.repo
zypper refresh
zypper install php5-ctype