Table.PositionOf
语法
Table.PositionOf(table as table, row as record, optional occurrence as any, optional equationCriteria as any) as any
关于
返回 row
在指定 table
中第一个实例的位置。 如果未找到匹配项,则返回 -1。
table
:输入表。row
:表中要查找其位置的行。occurrence
:[可选] 指定要返回的行的匹配项。equationCriteria
:[可选] 控制表行之间的比较。
示例 1
查找 [a = 2, b = 4] 在表 ({[a = 2, b = 4], [a = 6, b = 8], [a = 2, b = 4], [a = 1, b = 4]})
中第一个实例的位置。
使用情况
Table.PositionOf(
Table.FromRecords({
[a = 2, b = 4],
[a = 1, b = 4],
[a = 2, b = 4],
[a = 1, b = 4]
}),
[a = 2, b = 4]
)
输出
0
示例 2
查找 [a = 2, b = 4] 在表 ({[a = 2, b = 4], [a = 6, b = 8], [a = 2, b = 4], [a = 1, b = 4]})
中第二个实例的位置。
使用情况
Table.PositionOf(
Table.FromRecords({
[a = 2, b = 4],
[a = 1, b = 4],
[a = 2, b = 4],
[a = 1, b = 4]
}),
[a = 2, b = 4],
1
)
输出
2
示例 3
查找 [a = 2, b = 4] 在表 ({[a = 2, b = 4], [a = 6, b = 8], [a = 2, b = 4], [a = 1, b = 4]})
中所有实例的位置。
使用情况
Table.PositionOf(
Table.FromRecords({
[a = 2, b = 4],
[a = 1, b = 4],
[a = 2, b = 4],
[a = 1, b = 4]
}),
[a = 2, b = 4],
Occurrence.All
)
输出
{0, 2}
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