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<?php // Source: https://bugs.php.net/bug.php?id=61011 var_dump( array_rand(range('a', 'z')));
Output for 4.3.9, 5.0.1, 5.0.3, 5.3.4, 5.3.14, 5.4.8, 7.2.2, 7.3.7, 7.3.9, 7.4.0
int(21)
Output for 4.4.7, 5.3.3, 5.3.19, 5.3.25, 7.1.27, 7.3.12
int(23)
Output for 4.4.6, 5.0.4, 5.2.5, 5.2.12, 5.4.9, 5.4.26, 5.5.6, 5.5.11, 5.5.19, 5.6.10, 5.6.19, 7.1.28, 7.2.7, 7.2.22, 7.3.11
int(5)
Output for 5.2.10, 5.5.34, 5.6.7, 7.2.9, 7.3.10
int(12)
Output for 4.4.8, 5.3.11, 5.3.20, 5.4.30, 5.5.10, 5.5.24, 5.6.2, 5.6.20, 7.0.14, 7.1.25, 7.2.5, 7.2.11, 7.3.8
int(7)
Output for 4.3.8, 4.4.3 - 4.4.5, 5.3.2, 5.3.9, 5.5.3, 5.5.25, 7.0.0, 7.1.29, 7.2.15, 7.3.6
int(8)
Output for 5.1.5, 5.2.3, 5.3.12, 5.4.19, 5.4.24, 5.4.28 - 5.4.29, 5.4.38, 5.5.21, 5.6.0, 5.6.14, 5.6.28, 7.1.32, 7.2.25, 7.3.5
int(1)
Output for 4.3.11, 5.1.2, 5.1.6, 5.2.14, 5.3.21 - 5.3.22, 5.5.7, 5.5.23, 5.6.6, 7.1.30, 7.2.24, 7.3.0, 7.3.4
int(25)
Output for 5.1.1, 5.3.13, 5.4.3, 5.4.36, 5.4.43, 7.3.3
int(15)
Output for 4.3.6, 5.2.1, 5.3.8, 5.3.17, 5.4.16, 5.4.20, 5.4.23, 5.4.41, 5.4.45, 5.5.30, 5.5.33, 5.6.9, 7.0.6, 7.1.26, 7.2.4, 7.2.8, 7.2.12, 7.3.2
int(10)
Output for 5.3.7, 5.3.10, 5.4.0, 5.4.14, 5.4.18, 5.5.9, 7.1.31, 7.2.18, 7.3.1
int(17)
Output for 5.2.6, 5.3.0, 5.3.16, 5.4.40, 5.6.8, 7.2.23
int(13)
Output for 4.3.1, 4.4.9, 5.0.5, 5.1.0, 5.3.23, 5.5.20, 5.5.31, 7.0.5, 7.2.21
int(2)
Output for 5.2.11, 5.2.16, 5.3.6, 5.3.29, 5.4.4, 5.4.37, 5.5.5, 5.5.12, 5.6.17, 7.0.1, 7.2.10, 7.2.20
int(0)
Output for 5.0.2, 5.2.9, 5.3.28, 5.4.12, 5.4.22, 7.2.13, 7.2.19
int(6)
Output for 4.3.3 - 4.3.4, 4.4.2, 5.2.8, 5.2.13, 5.3.5, 5.3.24, 5.3.26, 5.4.25, 5.5.13, 5.6.4 - 5.6.5, 7.2.16 - 7.2.17
int(20)
Output for 5.1.3, 5.2.7, 5.2.17, 5.4.32, 5.6.3, 7.0.4, 7.2.14
int(9)
Output for 5.4.7, 5.4.13, 5.4.35, 5.5.8, 5.5.32, 5.6.1, 5.6.15, 7.2.1, 7.2.6
int(18)
Output for 5.0.0, 5.2.0, 5.4.2, 5.4.17, 5.4.27, 5.4.31, 5.5.18, 5.6.11, 5.6.21, 7.2.3
int(3)
Output for 5.3.18, 5.4.1, 5.4.34, 5.5.4, 5.5.35, 7.1.33, 7.2.0
int(11)
Output for 4.3.0, 4.3.10, 5.3.15, 5.3.27, 5.4.15, 5.5.16, 5.6.12, 7.0.20, 7.1.7
int(4)
Output for 4.3.5, 5.2.15, 5.4.5 - 5.4.6, 5.4.21, 5.5.26, 5.5.28, 5.6.13, 7.0.3, 7.1.0 - 7.1.6
int(16)
Output for 4.3.7, 5.1.4, 5.4.10 - 5.4.11, 5.5.0, 5.5.14 - 5.5.15, 7.0.2
int(14)
Output for 4.4.0, 5.3.1, 5.4.44, 5.5.1 - 5.5.2, 5.5.27, 5.5.29, 5.6.18
int(22)
Output for 4.4.1, 5.2.4, 5.4.39, 5.5.22, 5.6.16
int(19)
Output for 4.3.2, 5.2.2, 5.4.42
int(24)

preferences:
200.79 ms | 402 KiB | 253 Q