Detailed explanation of the difference between fetchAll() and mysql_fetch_array()_PHP tutorial

The same query statement:
fetchAll():

Copy code The code is as follows:

array(1) {                                                             [0]= > string(2) "15"
["lot_sellid"]=> string(20) "00000000000000003877"
[1]=> string(20) "00000000 000000003877"                                                                    ]=> String(2) "D8" 🎜>

mysql_fetch_array():





Copy code

The code is as follows:
array(6) { [0]=> string(2) "15" ["id"]=> string(2) "15"

string(20) "0000000000000003877" ["lot_sellid"]=> string(20) "00000000000000003877"                                                                                          ; string(2) "D8" }

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The same query statement: fetchAll(): Copy the code as follows: array(1) { [0]= array (6) { ["id"]= string(2) "15" [0]= string(2) "15" ["lot_sellid"]= string(20) "00000000000000003...