问一个表达方式! B$ {! G0 ]8 N/ K
希望获得某个turtle的xcor,不知道该turtle的具体label但是该turtle具有某些性质1 i" W. @& b! l/ F/ ^0 {
写成:xcor-of turtles with[] ! B$ X+ w J9 ^$ l+ m% H w就会提示XCOR-OF expected this input to be a turtle, but got an agentset instead ) z _7 m8 \. E; g. |2 d正确的方式该怎么表达?- ~3 F/ V6 w8 [' R2 d