These tags have special behaviors that access the model, execute logic, and perform various other tasks.
这些标记具有特殊的行为，用来访问模型、执行逻辑并完成各种各样其他的任务。
As you progressed through various skill levels, you learned how to create ever-more complex PHP functionality, and you learned how to join tables in MySQL and perform other advanced tasks.
随着技能水平的提高，他们还逐渐学会了如何创建更为复杂的PHP功能，以及如何连接MySQL内的表并执行其他高级任务。
Also, many other threads and processes may be started to carry out various tasks.
同样，启动其他众多线程和进程来执行不同任务。
应用推荐