I cannot find any information about the PHP array.

PHP array problems, looking for information can not see. Array({0}}>array({imgname}}>zq.jpg [introduce] = & gt; haha) how many dimensions is an array? What is the structure? Can you explain it to your younger brother? It is better to explain the PHP array. PHP array problems, looking for information can not see.
Array ([0] => Array ([imgname] => zq.jpg [introduce] => Haha ))

Which dimension array is such an array? What is the structure? Can you explain it to your younger brother? It is better to explain the PHP array.

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Generally, several arrays are several dimensions.

What is the structure?

Print_r outputs this array...
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There are data groups:

Http://www.w3school.com.cn/php/php_ref_array.asp
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PHP code

Array ([0] => Array ([imgname] => zqjpg [introduce] => Haha ))