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XML 文件中有一个片段,如下所示:

"...<id>90,123</id>...<id>190</id>...<id>123,90</id>...
<id>123,90,123</id>...<id>901</id>"

我想用另一个数字替换所有数字 90,例如 100。使用replace/all会破坏 190 和 901 等数字。rejoin replace/all parse str "<>," "91" "147"将消除<>,. 我怎样才能做到这一点?

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1 回答 1

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如果您的输入是:

st1: "...<id>90,123</id>...<id>190</id>...<id>123,90</id>...<id>123,90,123</id>...<id>901</id>"

然后试试这个:

delimiter: charset ">,<"
s: copy ""
rule: [
    some [
        copy del1 delimiter "90"
        copy del2 delimiter (
            append s rejoin [del1 "100" del2]
        )
    |
        copy c skip (
            print "other char" append s c
        )   
    ]
]
parse st1 rule
print s

将输出:

...<id>100,123</id>...<id>190</id>...<id>123,100</id>...<id>123,100,123</id>...<id>901</id>

这也帮助我找到了一个红色错误:)

于 2013-12-25T14:26:35.137 回答