FastExpressionCompiler 2.0.0-preview-01

FastExpressionCompiler is 10-40x times faster than Expression.Compile()

Showing the top 20 packages that depend on FastExpressionCompiler.

Packages Downloads
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
52
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
53
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
54
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
55
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
56
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
57
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
58
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
59
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
60
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
61
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
67
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
102
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
104
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
130
RulesEngine
Rules Engine is a package for abstracting business logic/rules/policies out of the system. This works in a very simple way by giving you an ability to put your rules in a store outside the core logic of the system thus ensuring that any change in rules doesn't affect the core system.
485

v2.0.0 Developed with a help of @jogibear9988, @dzmitry-lahoda, @MaceWindu, and other contributors - kudos to all of them! - added: #59 Support compiling delegates with ref and out parameters - added: #78 Lambda<Func<int>>(Block(Label(Label(typeof(int)), Constant(7)))) is not supported - added: #88 Lambda<Func<IntPtr>>(Block(Constant(IntPtr.Zero))) - added: #91 Support for MultiplyAssign, AddAsiggn, DivideAssign - added: #98 % and bit operators are not supported - added: #101 Some Assign Modes are not yet supported - added: #102 Label and Goto Expression not yet implemented - added: #105 Bit Expression Types are not yet supported - added: #106 ExpressionType.Power not supported - added: #107 Check if xxxAssigns also work with Variables - added: #118 Support for Expression.Variable (in a Expression.Block) - added: #127 Switch is not supported - added: #130 Net Framework Expression compiler generates perfromanter Code for isNull check - added: #138 Optimize Compilation of nested Lambdas - fixed: #83 Issues with linq2db tests - fixed: #92 Expression not compileable - fixed: #93 Comparisson to "null" does not work when not Typed - fixed: #95 Ref support not yet working completely - fixed: #124 LightExpression wrong Type - fixed: #131 Linq2db - Test for JIT compiler internal limitation - fixed: #137 Problem with Reading & Writing of Struct Fields. - fxied: #146 Boolean parameter value changed from false to true - fixed: #147 'Common Language Runtime detected an invalid program' with int.TryParse - fixed: #151 'Attempt to read protected memory' - fixed: #152 int.MinValue access throws 'Method not supported' - fixed: #154 Equals Expression does not call "Equals" of class (in MS Code) - fixed: #156 Invoking an Action constant fails with 'Common Language Runtime detected an invalid program' - fixed: #159 Condition with converted numeric comparisons gives unexpected result - fixed: #162 Float - short numeric comparisons with conversions gives unexpected result - fixed: #163 Add of Nullable Int, etc does not work correctly - fixed: #170 Problems with ref parameters - fixed: #172 Using FEC to compile a property setter with an enum value sets the property to random values

.NET Framework 4.5

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.NET Standard 1.3

.NET Standard 2.0

Version Downloads Last updated
5.3.0 17 06/12/2025
5.2.0 20 05/15/2025
5.2.0-preview-02 25 04/28/2025
5.2.0-preview-01 25 04/28/2025
5.1.1 29 04/04/2025
5.1.0 33 04/01/2025
5.0.3 28 03/30/2025
5.0.2 46 02/11/2025
5.0.1 28 12/25/2024
5.0.0 26 11/28/2024
4.2.2 30 10/19/2024
4.2.1 56 07/23/2024
4.2.0 52 07/23/2024
4.1.0 61 07/23/2024
4.0.2 62 07/23/2024
4.0.1 120 02/05/2024
4.0.0 45 07/23/2024
3.4.0-preview-01 49 07/23/2024
3.3.4 60 07/23/2024
3.3.3 102 02/04/2024
3.3.2 52 07/23/2024
3.3.1 52 07/23/2024
3.3.0 56 07/23/2024
3.2.2 56 07/23/2024
3.2.1 56 05/29/2024
3.2.0 51 07/23/2024
3.1.0 55 07/23/2024
3.1.0-preview-03 53 07/23/2024
3.1.0-preview-02 62 07/23/2024
3.1.0-preview-01 51 07/23/2024
3.0.6-preview-01 50 07/23/2024
3.0.5 54 07/23/2024
3.0.4 56 07/23/2024
3.0.3 53 07/23/2024
3.0.2 58 07/23/2024
3.0.1 55 07/23/2024
3.0.0 53 07/23/2024
3.0.0-preview-07 51 07/20/2024
3.0.0-preview-06 51 07/23/2024
3.0.0-preview-05 53 07/23/2024
3.0.0-preview-04 55 07/23/2024
3.0.0-preview-03 54 07/23/2024
3.0.0-preview-02 56 07/23/2024
3.0.0-preview-01 53 07/23/2024
2.0.0 57 07/23/2024
2.0.0-preview-03 46 07/23/2024
2.0.0-preview-02 53 07/23/2024
2.0.0-preview-01 56 07/21/2024
1.10.1 49 07/23/2024
1.10.0 49 07/23/2024
1.9.0 55 07/23/2024
1.8.0 52 07/23/2024
1.7.2 55 07/23/2024
1.7.1 53 07/23/2024
1.7.0 47 07/23/2024
1.6.0 53 07/23/2024
1.5.0 50 07/23/2024
1.4.0 55 07/23/2024
1.3.0 46 07/23/2024
1.2.2 55 07/23/2024
1.2.1 59 07/23/2024
1.2.0 53 07/23/2024
1.1.1 48 07/23/2024
1.1.0 53 07/23/2024
1.0.1 50 07/23/2024
1.0.0 55 07/23/2024
1.0.0-preview-04 58 07/23/2024
1.0.0-preview-03 56 07/23/2024
1.0.0-preview-02 53 07/23/2024
1.0.0-preview-01 54 07/23/2024