图片显示程序的例子部分，结合功能强大的显示程序，可以将图形截面变的友好易操作，是程序员入门的经典实例-Photo shows some examples of procedures, combining powerful display program, we can change the graphics section friendly easy-to-use, entry programmer is a classic example of

php生成EXCEL,制图等，很好用，里面有例子-php to generate EXCEL, graphics and so on, very good, and there are examples of

本实例实现走懂的图形时钟的绘制，首先由DrawClock（）子函数画出表盘，再由gettime（&newtime）检测系统时间，每秒钟调用DrawClock（）更新一次表盘。-The examples were to go to understand the graphics clock drawing, first by DrawClock () Functions to draw the dial, then gettime (& newtime) detection system