In the early days of PHP programming, PHP code was limited to being procedural in nature.

在PHP编程早期，PHP代码在本质上是限于面向过程的。

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the choice of indentation here is deliberate throughout programming whether it's in C or PHP or JavaScript in this particular course.

不管是C，PHP还是JavaScript语言,通过缩进一些,程序块是有目的的。

哈佛公开课 - 计算机科学课程节选

Knowledge of SQL Server database and programming (Shellscript, PHP, Mysql, Javascript and HTML) environments.

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