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Homephp教程PHP源码利用for循环遍历关联数组(遍历一种方法,不推荐使用 )


// 定义一个长度为4关联数组

$arr = array('a'=>1, 'b'=>2, 'c'=>3, 'd'=>4);

// 运用for循环遍历关联数组

for (;list($k, $v) = each($arr);) {

    echo $k."=>".$v."
";

}

                   

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