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$array=explode(separator,$string);
$string=implode(glue,$array);
把字符串打散为数组: 例子里面的【" "】这部分为分割的字符
<?php
$str = "Hello world. I love Shanghai!";
print_r (explode(" ",$str));
?>
Array ( [0] => Hello [1] => world. [2] => I [3] => love [4] => Shanghai! )
把数组元素组合为字符串:
<?php
$arr = array(‘Hello‘,‘World!‘,‘I‘,‘love‘,‘Shanghai!‘);
echo implode(" ",$arr);
?>
Hello World! I love Shanghai!
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原文地址:http://www.cnblogs.com/yueryuermaomao/p/4724622.html