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《Journal of Shenyang Institute of Aeronautcal Engineering》 2001-01
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Realizing the Functions of Reverse Timing and Closing Windows on Time in the Computer Examination under the Environment of PowerBuilder 7.0

WANG Ya-jie LI Yi-bo  
This paper presents the methods of realizing the functions of reverse timing by use of timer event and systemic timer funtion(Timer()),and the methods of realizing automatically closing windows by invoking WINDOWS function under the environment of PowerBuilder 7.0. This method has been applied to computer examination software. It also describes the methods of realizing accumulative reverse timing when the computer hapends to stopping operation in the course of computer examination.
【CateGory Index】: TP399;TP311.52
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