C# Online Compiler | .NET Fiddle

<no name> by Anonymous

using System;
using System.Linq.Expressions;
					
public class Program
{
	public static void Main()
	{
		var fooVariable = Expression.Variable(typeof(Foo));
		var block = Expression.Block(new[] { fooVariable },
			Expression.Assign(fooVariable, Expression.New(typeof(Foo))),
			Expression.Assign(Expression.Property(fooVariable, "Bar"), Expression.Constant("bar")),
			Expression.Assign(Expression.Property(fooVariable, "Baz"), Expression.Constant(5)),
			fooVariable);
		var lambda = Expression.Lambda<Func<Foo>>(block).Compile();
		lambda().Dump();
	}
}

public class Foo
{
	public string Bar { get; set; }
	public int Baz { get; set; }
}

​x
 
using System;
using System.Linq.Expressions;
                    
public class Program
{
    public static void Main()
    {
        var fooVariable = Expression.Variable(typeof(Foo));
        var block = Expression.Block(new[] { fooVariable },
            Expression.Assign(fooVariable, Expression.New(typeof(Foo))),
            Expression.Assign(Expression.Property(fooVariable, "Bar"), Expression.Constant("bar")),
            Expression.Assign(Expression.Property(fooVariable, "Baz"), Expression.Constant(5)),
            fooVariable);
        var lambda = Expression.Lambda<Func<Foo>>(block).Compile();
        lambda().Dump();
    }
}
​
public class Foo
{
    public string Bar { get; set; }
    public int Baz { get; set; }
}

--- Thermostat peyiJNo0IldT2YlIVtYaGQ ---
humidity: 40
locale: en-US
temperature_scale: C
is_using_emergency_heat: True
has_fan: True
software_version: 4.0
has_leaf: True
device_id: peyiJNo0IldT2YlIVtYaGQ
name: Hallway (upstairs)
can_heat: True
can_cool: True
hvac_mode: heat
target_temperature_c: 21.5
target_temperature_f: 72
target_temperature_high_c: 21.5
target_temperature_high_f: 72
target_temperature_low_c: 17.5
target_temperature_low_f: 64
ambient_temperature_c: 21.5
ambient_temperature_f: 72
away_temperature_high_c: 21.5
away_temperature_high_f: 72
away_temperature_low_c: 17.5
away_temperature_low_f: 64
structure_id: VqFabWH21nwVyd4RWgJgNb292wa7hG_dUwo2i2SG7j3-BOLY0BA4sw
fan_timer_active: True
name_long: Hallway Thermostat (upstairs)
is_online: True
last_connection: 10/31/2014 11:59:59 PM

--- Structure VqFabWH21nwVyd4RWgJgNb292wa7hG_dUwo2i2SG7j3-BOLY0BA4sw ---
name: Home
country_code: US
time_zone: America/Los_Angeles
away: home
thermostats: System.Collections.Generic.List`1[System.String]
structure_id: VqFabWH21nwVyd4RWgJgNb292wa7hG_dUwo2i2SG7j3-BOLY0BA4sw

Cached Result
Last Run:	10:23:11 pm
Compile:	0.223s
Execute:	0.217s
Memory:	1.60Mb
CPU:	0.266s

View IL Code