Binding Parameters vs. String concatenation.

2绑定参数vs .字符串拼接。

youdao

Listing 2 shows a sample algorithm which creates such a key by string concatenation.

清单2显示了一个通过字符串串联创建此类键的示例算法。

youdao

It then USES string concatenation to create a complete, well-formed XML document from it.

然后使用字符串连接创建完整的、结构良好的XML文档。

youdao

All right? And if you want to do other things, whoops, sorry-- and add them together, we will get out, again, a concatenation of that string. And these will, we'll let you work through the variations, but these are the simple expressions we can use.

对不对？如果你想要进行一些别的操作，哦，对不起-是加到一块，然后结果值也是，两个字符串的链接，这些会，我们会让大家慢慢学习变量，但是这些是我们能用的最简单的表达式。

麻省理工公开课 - 计算机科学及编程导论课程节选