How to extract elements from a fitted model?

["WEN Songqiao" <sqwen@math.hkbu.edu.hk>]

Hi, everyone

I want to do simulation with R, how can I extract the estimate   "0.9005372   1.1191585   2.0367914"  and "0.9957503  0.9231837"  from the following fitted model and put them into a null vector  a?

thanks,

WEN Songqiao

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Linear mixed-effects model fit by REML
  Data: data1
  Log-restricted-likelihood: -478.909
  Fixed: yij ~ xi1 + xi2
(Intercept)         xi1         xi2
  0.9005372   1.1191585   2.0367914

 

Random effects:
 Formula: ~+1 | subject
        (Intercept)  Residual
StdDev:   0.9957503 0.9231837

 

Number of Observations: 300
Number of Groups: 100
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