有没有办法知道一个cronjob已经存在与PHP?
我想让它适用于大多数托管,甚至共享.
我有这个例子:
$array['one'][0] = 0;
$array['one'][1] = 1;
$array['one'][2] = 2;
$array['one'][3] = 3;
$array['two'][0] = 00;
$array['two'][1] = 11;
$array['two'][2] = 22;
$array['two'][3] = 33;
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我怎样才能将它们混合起来以获得类似的东西:
$array['one'][0] = 2;
$array['one'][1] = 1;
$array['one'][2] = 3;
$array['one'][3] = 0;
$array['two'][0] = 22;
$array['two'][1] = 11;
$array['two'][2] = 33;
$array['two'][3] = 00;
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或者任何其他随机顺序,但两者中都有相同的"随机因素"?
例如,我想要那个$array['one'][0]并且$array['two'][0]得到洗牌以获得$array['one'][x]和$array['two'][x](x作为随机密钥,但两个阵列上的SAME).