var_export得到$var=mysql_fetch_array(mysql_query($sql))的结果:
array (
0 => 'a',
)
array (
0 => 'b',
)
array (
0 => 'c',
)如果用in_array函数和某个字段$c匹配,不成功则echo N.这个表达式要如何表达?
array (
0 => 'a',
)
array (
0 => 'b',
)
array (
0 => 'c',
)如果用in_array函数和某个字段$c匹配,不成功则echo N.这个表达式要如何表达?
$arr = array ( 0 => array ( 0 => 'question three', 'detail' => 'question three', ), 1 => array ( 0 => 'question four', 'detail' => 'question four', ), 2 => array ( 0 => 'question five', 'detail' => 'question five', ), );
$test = array(0 => 'question three', 'detail' => 'question three',);
if (in_array($test,$arr))
{
echo 'yes';
}
foreach($val as $k=>$v){
if(in_array('c',$v)){
echo "C";
}else{
echo "N";
}
}}
不知道你的具体是什么样的数组,这样应该可以,你可以试试。