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对parval(),属性指向很困扰/ L& ~6 N, y% Y1 v% C3 @ n
比如: baynumber = parval(2),求注解下,为什么是(2),
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" x3 v- s2 @4 w1 N/ `如果levelnuber=????? 求注解。。。。( J" I* @ _4 S
For developer use. This command is used inside a function that is called by the nodefunction() command. It returns the parameter passed to nodefunction specified by index as a number. The first additional parameter passed to nodefunction() is parameter 1, the second is parameter 2, etc. Parameters can also be retrieved using parnode() and parstr() for casting them as a treenode and string respectively. ) S3 {7 f9 n& h. w9 `
Example: double passedval = parval(3);
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U& C) t9 A3 g! C$ a) TThis sets passedval equal to the number that was passed to nodefunction() as parameter 3. |
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