String case: Difference between revisions
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(→{{header|GDScript}}: Fix up some mistakes) |
(→{{header|jq}}: case-insensitive search) |
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=={{header|jq}}== |
=={{header|jq}}== |
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'''Works with jq and gojq, the C and Go implementations of jq''' |
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If your version of jq does not have ascii_downcase and ascii_upcase, then you might want to use their definitions: |
If your version of jq does not have ascii_downcase and ascii_upcase, then you might want to use their definitions: |
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<syntaxhighlight lang="jq"># like ruby's downcase - only characters A to Z are affected |
<syntaxhighlight lang="jq"># like ruby's downcase - only characters A to Z are affected |
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# like ruby's upcase - only characters a to z are affected |
# like ruby's upcase - only characters a to z are affected |
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def ascii_upcase: |
def ascii_upcase: |
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explode | map( if 97 <= . and . <= 122 then . - 32 else . end) | implode; |
explode | map( if 97 <= . and . <= 122 then . - 32 else . end) | implode; |
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</syntaxhighlight> |
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jq's regular expression functions have a "case insensitive" option that is often useful |
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when handling text outside the ASCII range, as is illustrated by the last example below. |
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Currently, however, there is no built-in case-conversion filter for Unicode characters in general. |
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'''Examples''': |
'''Examples''': |
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<syntaxhighlight lang="jq"> |
<syntaxhighlight lang="jq"> |
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"alphaBETA" | ascii_upcase |
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#=> "ALPHABETA" |
#=> "ALPHABETA" |
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"alphaBETA" | ascii_downcase |
"alphaBETA" | ascii_downcase |
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#=> "alphabeta" |
#=> "alphabeta" |
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jq -n '"á" | test("Á";"i")' # case-insensitive search |
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#=> true |
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</syntaxhighlight> |
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=={{header|Jsish}}== |
=={{header|Jsish}}== |
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