Detailed explanation of the steps to operate PHP associative arrays and index arrays

This time I will give you a detailed explanation of the steps for operating PHP associative arrays and index arrays. What are theprecautions for operating PHP associative arrays and index arrays?. The following is a practical case, let's take a look.

Data

username password test 123456

Associative array:

mysql_fetch_assoc() array([username]=>'test',[password]=>'123456')

Index array:

mysql_fetch_array() array([0]=>'test',[1]=>'123456')

var_export()

array ( 0 => 1, 1 => 'a', 2 => 'hello', )

var_dump()

array(3) { [0]=> int(1) [1]=> string(1) "a" [2]=> string(5) "hello" }

I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website!

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