循环PHP数组 [英] Looping through PHP arrays

问题描述

大家好，

我来自VB;访问;最近在WAMP中引入了SQL Server背景。


我有两个从MySQL记录集中填充的数组，一个用于站点Cart，另一个用于站点部门（目录），参见手册解释下面。

Hi Guys,

I''m from a VB; Access; SQL Server background recently introduced to WAMP.

I have two arrays filled from MySQL recordsets, one for the site Cart and the other for one of the site departments (catalogs) see a manual interpretation below.

展开 | 选择 | Wrap | 行号

推荐答案

关于循环代码的三个快速评论


1.查看 php手册 ，你会发现你创造的结构不是最有效率。一个更好的选择是只计算一次数组的大小并测试大小变量，如下所示：


for（

Three quick comments about your looping code

1. check the php manual, you will see that the structure you created is not the most efficient. A better option is to calculate the size of the array only once and test against the size variable like this:

for(

i = 0 ，

size = count（

size = count(

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