【单选题】
十进制数字限制:假设Schema的名字空间前缀为“xsd”,现在需要定义名为“coursegradeType”的简单类型,要求取值为[0,100]之间的小数,且小数位数只有一位,下面正确的选项是()。
①
xsd:simpleTypename=coursegradeTypexsd:restrictionbase=xsd:decimalxsd:totalDigitsvalue=1/xsd:minInclusivevalue=0/xsd:maxInclusivevalue=100//xsd:restriction/xsd:simpleType
②
xsd:simpleTypename=coursegradeTypexsd:restrictionbase=xsd:decimalxsd:totalDigits"xsd:simpleTypename=coursegradeTypexsd:restrictionbase=xsd:decimalxsdfractionDigitsvalue=1/xsd:minInclusivevalue=0/xsd:maxInclusivevalue=100//xsd:restriction/xsd:simpleType"value=1/xsd:minInclusivevalue=0/xsd:maxInclusivevalue=100//xsd:restriction/xsd:simpleType
③
xsd:simpleTypename=coursegradeTypexsd:restrictionbase=xsd:decimalxsd:totalDigitsvalue=4/xsd:minInclusivevalue=0/xsd:maxInclusivevalue=100//xsd:restriction/xsd:simpleType
④
xsd:simpleTypename=coursegradeTypexsd:restrictionbase=xsd:decimalxsd:fractionDigitsvalue=4/xsd:minInclusivevalue=0/xsd:maxInclusivevalue=100//xsd:restriction/xsd:simpleType