Home Backend Development PHP Tutorial TP5数组用什么方式拼接更好?

TP5数组用什么方式拼接更好?

Jun 06, 2016 pm 08:30 PM
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TP5数组用“$data = array_map('array_merge', $a, $b);”方式拼接更好,因为两个数组的数组记录条数可以有多条,字段数不一样也可以拼接。

TP5数组用什么方式拼接更好?

TP5数组用什么方式拼接更好?

TP5数组的拼接的问题

企业微信截图_15920124048073.png

这里的数组option用a代替,score用b代替

$data= array_merge($a,$b);
Copy after login

这样拼接的两个数组的要求数组记录条数只有一条,字段不同名字的情况可以接在后面,就相当于把数组b接在数组a后面。

应用在查询数据库的时候只能用find()

企业微信截图_15920124134716.png

$data = array_map('array_merge', $a, $b);
Copy after login

这样拼接更保险,两个数组的数组记录条数可以有多条,字段数不一样也可以拼接,推荐这种

应用在查询数据库的时候可以用select()

企业微信截图_15920124214958.png

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