$GRAB的用法是怎樣的?我看了例子還是不明白,請大蝦解釋一下下面的例子,$GRAB的那幾個參數(shù)到底是什么意思呢?謝謝~ N;|:Ks#!
.qfU^AHA
Rz:1(^oA
SYSTEM NEW v"8i2+j
RESET <6STw
rk7d7`V
EMITTING DISK Z 0 1 1 1000 z:)z]6
.:9XpKbt
STATS POSITION 16|miK[@
S '(K
yP*oRV%uX
$GRAB 'Centroid:' 0 1 XCENT YCENT ZCENT kR]AW60OE
f|NWn`#bY
$REG XCENT YCENT ZCENT )Pj4_$uM
Dwbt^{N^
RETURN