'"$id."' '$id' 这两种写法有啥差别啊 -PHP Tutorial-php.cn

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'"$id."' '$id' 这两种写法有啥差别啊

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Jun 13, 2016 pm 12:53 PM

idinsertnbspquot

'".$id."' '$id' 这两种写法有啥区别啊？
insert into biao1(id) values（'".$id."'）

insert into biao1(id) values（'$id'）

这两种写法有啥区别啊？我测试了一下，好像都可以啊？盼高手解答

------解决方案--------------------
可以说没区别。。看你喜欢怎么写。。。

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