是有.numMU这个属性的,我刚刚查帮助找到了 + k& g8 H* g9 ~numMu 0 e4 i: X8 c& m6 S, g8 [4 V5 e2 nUsage: <mu_path>.numMu; ! f( I2 R b/ ]) e5 C8 j' P& N$ X( q Y& `
The method numMu returns the number of MUs located on the loading space of the MU designated by <mu_path>. 5 l0 Z8 t% J3 q* Q: _+ }
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The return value is of type integer. $ u) v* ] O7 o/ w" n& s3 g6 H