比如数据库的字段引用到单元格,单元格显示的字段是1#235#7468#,如何计算单元格内的#的个数呢
len('1#235#7468#')
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len(GREPARRAY(split('1#235#7468#',''),item='#'))
count(GREPARRAY(split("1#235#7468#",""), item="#"))