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In this article, I wanted to write more test cases. But a lot of tests have been done because of ash.   What is eval. I personally think that the initial design of Eval is a built-in function that provides a dynamic executionCodeSo the

ASP. NET 2.0 improves the Data Binding operation in the template. It simplifies the Data Binding syntax databinder. eval (container. dataitem, fieldname) in v1.x to eval (fieldname ). The eval method, like databinder. Eval, can accept an optional

  Differences and usage of data formatting-eval ("") and databinder. eval (container. dataitem, "")   ASP. NET 2.0 improves the Data Binding operation in the template. It simplifies the Data Binding syntax databinder. eval (container. dataitem,

In a recent hot discussion on eval, the instructors @ Franky and yanda @ otakustay also gave wonderful data analysis. Similar tests have just been done before, and I have also joined hands with others, two groups of data are provided for your

@ Lao Zhao's microblog "is the code generated by eval really inefficient? Http://t.cn/zWTUBEo contains personal attacks, do not like not ."This has aroused recent discussions on eval, and the instructors @ Franky and @ otakustay have also provided

@ Lao Zhao's one Weibo "is the code generated by eval really inefficient?" Http://t.cn/zWTUBEo contains personal attacks, not happy to enter. ” Triggered a recent discussion of the eval, the Archbishop @Franky and Gray @otakustay also gave a

Eval () methodDuring runtime, reflection is used to perform post-binding computation. Therefore, compared with the standard ASP. NET data binding method bind, performance will be significantly reduced. It is generally used to format strings when

ASP. NET 2.0 improves the Data Binding operation in the template. It simplifies the Data Binding syntax databinder. eval (container. dataitem, fieldname) in v1.x to eval (fieldname ). The eval method, like databinder. Eval, can accept an optional

Function Description: Recalculate the parameter content. Grammar: Eval [parameter] Additional instructions: Eval can read a series of parameters and then execute them according to the characteristics of the parameters. Parameter: Parameters are not

1. Bind isBidirectional data binding, Will change only when there is a data source. 2. In net1.x, there are databinder (container. dataitem, "data item ")One-way Data Binding . Net2.x is simplified to eval ("data item "); The difference