subs(材料编号,2,1)$'12'这段代码什么意思
dele all for (subs(材料编号,2,1)$'56' or left(材料编号,3)$'244 850') and !left(材料编号,3)$'251 351 and !left(材料编号,5)$'79038' 如材料编号字段是22400385509GDK****
哪'12'是算一个占位符,还是两个占位符
[ 本帖最后由 wq123123qwe 于 2012-2-24 10:26 编辑 ]
2012-02-23 09:18

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