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我正在寻找一个函数来更改字符串中的字符顺序。
例如,我有这个字符串 : "How are you?",用这个字符串作为参数调用函数会返回类似的东西:"wuayero Ho?"或类似的东西。
"How are you?"
"wuayero Ho?"
PHP 有一个方便的str_shuffle函数