Delphi:Delphi语言卡客户查询程序，一个提高效率、人性化的程序。本实例的功能就是当有来电的时候系统就可以通过电话号码查询相应的信息。当有电话进入的时候，来电号码就会写入下拉列表框，再在下拉列表框中选择进入的电话号码就可以显示客户的信息。主要的技术要点就是在有来电的时候如何把号码写入列表框，如何通过列表框中的号码显示客户的信息。主要函数如下：1）ComboBox1.Items.Add 这个函数是用来向列表框中添加一个字符串。2）ADODataSet2.Filter 这个函数是用来过滤数据集中的条件。

-Delphi: Delphi language card customer inquiry program, an improved efficiency, humane procedures. Feature of this example is that when there is an incoming call when the system can query the appropriate information via telephone number. When a call is entered, the caller s number will be written to the drop-down list box, and then in the drop-down list box, select to enter the phone number you can display customer information. The main technical point is when a call comes in how the numbers written list box, how to display customer information through the numbers in the list box. The main function is as follows: 1) ComboBox1.Items.Add This function is used to add a string to the list box. 2) ADODataSet2.Filter This function is used to filter the data set of conditions.