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php排除雷同的字符留一个

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Release： 2016-06-13 11:45:26
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php排除相同的字符留一个

$a = "'你好','你好啊','他好','他好啊','我好','我好啊','他好啊','我好'";
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怎么$a里以,为分隔，把里面相同的排除掉一个

麻烦知道的大哥直接给完整代码

'你好','你好啊','他好','他好啊','我好','我好啊','他好啊','我好'

就是把绿色和红色部分相同的取其中一个，有时会出现3个，4个，5个相同的但都取一个
'你好','你好啊','他好','他好啊','我好','我好啊','他好啊','我好','他好啊','我好','我好'

Related labels：
array explode join nbsp unique
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