UnityEditor.ShaderUtil.ApplyMaterialPropertyToMaterialPropertyBlock C# (CSharp) Method

        internal static extern void ApplyMaterialPropertyToMaterialPropertyBlock(MaterialProperty materialProperty, int propertyMask, MaterialPropertyBlock propertyBlock);
        [MethodImpl(MethodImplOptions.InternalCall)]

 public void WriteToMaterialPropertyBlock(MaterialPropertyBlock materialblock, int changedPropertyMask)
 {
     ShaderUtil.ApplyMaterialPropertyToMaterialPropertyBlock(this, changedPropertyMask, materialblock);
 }