javascript datatable

Http://hi.baidu.com/blueyund/blog/item/e1d108f7dc51cb2b720eec9b.html /// /// Convert a collection class to a able /// /// /// Public static datatable todatatable (ilist List) { Datatable result = new datatable (); If (list. Count> 0) { Propertyinfo [] propertys = list [0]. GetType (). getproperties (); Foreach (propertyinfo PI in propertys) { Result. Columns. Add

1. Execute datatable.select ("conditions") in the DataTable to return to the DataTable;Executing a query in a DataTable returns a new DataTableDT is the source data DataTableCondition is a query conditionDataTable NEWDT = new DataTable ();NEWDT = dt. Clone (); Cloning DT structure, including all DT architectures and co

DataSetRepresents the cache of data in memory.PropertyTables gets the collection of tables contained in the DataSet.Ds. tables["SJXX"]DataTableRepresents a table of in-memory data.Public propertiesColumns gets the collection of columns that belong to the table.The dataset gets the dataset to which this table belongs.DefaultView gets a custom view of a table that might include a filtered view or cursor position.PrimaryKey Gets or sets an array of columns that act as the primary key for the data t

())? Null:Convert.ChangeType (Dr[col. ColumnName], Nullable.getunderlyingtype (P.propertytype));}}}}}List. ADD (obj);}return list;return null;}public static DataTable todatatable{Type T = typeof (T);Propertyinfo[] PS = t.getproperties ();DataTable dt = new DataTable ();foreach (PropertyInfo p in PS){Type type = P.propertytype;if (!p.propertytype.isgenerictype){D

One of the problems in the project last week was to get the value of a column in the DataTable, since retrieving data from a database is grouped by 2 fields, and the column to be obtained is exactly in the two columns of the grouping, so the value of the column is bound to be duplicated, so I think of removing duplicates, With the idea after the online look at some of the methods, mostly traversal, although the function can be achieved, but the effici

Today, a friend asked me how to remove the repeated records in the datatable. (The datatable is returned by someone else and cannot query the database again. Therefore, the Select distinct XXX in SQL cannot be used for processing, you can only use your mind on datatable) Idea: Convert datatable to ienumerable, and th

Dataset : Indicates the data cache in the memory. Namespace: System. Data ProgramSet: System. Data (In system. Data. dll) Dataset Is the main component of the ADO. net structure. It is the cache of data retrieved from the data source in the memory. Dataset By a group Datatable Object. Datarelation Objects are correlated. You can also use Uniqueconstraint And Foreignkeyconstraint Object in Dataset To implement data integrity.Although

DataTable to List /// // Convert DataTable to IList IList A List of a single table is returned for a Multi-Table query by using LinQ ToDataTable () is the method written by others. You can write one by yourself. As follows:Public staic class ListExtension{Public static DataTable ToDataTable (this List {DataTable dt

Able deletes rows cyclically and DataTable deletes rows cyclically. 1. if you only want to delete a row in the datatable, you can use the delete Statement of DataRow. However, you must delete the row before letting the DataTable know, so you must use it. the AcceptChanges () method is used because such deletion is only for identification deletion, just like the I

) Asstripclasses default [' odd ', ' even '], such as [' Strip1 ', ' strip2 ', ' STRIP3 '] Specifies the class style to be applied to each row, automatically looping Bdestroy True or FALSE, default false Used to erase the previous data object when it is time to perform a new DataTable binding on the same element, swapping the new object settings Bretrieve True or FALSE, default false

Basic usage of DataSet and DataTable, datasetdatatable Http://files.cnblogs.com/files/monkeyZhong/DataSetExample.rar When designing table data such as database operations or XML operations, we will inevitably deal with DataSet and DataTable. Here we will introduce the usage of these classes: First, we will introduce DataTable, which is actually a two-dimensional

editing, open the page 242 lines, you can open the deletion logic (inline editing will have an impact); of course, to achieve the operation has edits, delete, etc., need to be edited in the integration of the downstream Operation. Do it a little bit. 2 referencing jquery-datatable bootstrap-datatable (triangular Shape) causes a different style for the sort button, and then integrates the BOOTSTRAP-DATATABL