java.util.regex.PatternSyntaxException: Dangling meta character '+' near index 0 + ^

Oracle Community | 807594 | 1 decade ago
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  1. 0

    replaceAll can't do this?

    Oracle Community | 1 decade ago | 807594
    java.util.regex.PatternSyntaxException: Dangling meta character '+' near index 0 + ^
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    Incomprehensible error (regex)

    Oracle Community | 1 decade ago | 807595
    java.util.regex.PatternSyntaxException: Dangling meta character '+' near index 0 + ^
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    Examples fail with RegEx exception

    GitHub | 3 years ago | fjenett
    java.util.regex.PatternSyntaxException: Unexpected internal error near index 1 \ ^
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    Not work for version 2.21 and later

    GitHub | 2 years ago | qianlvable
    java.util.regex.PatternSyntaxException: Unexpected internal error near index 1 \ ^
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    Errors while extracting several files from a folder

    GitHub | 3 years ago | jonzl
    java.util.regex.PatternSyntaxException: Illegal/unsupported escape sequence near index 3 C:\Users\user123\files\ ^

  1. Handemelindo 1 times, last 4 months ago
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Root Cause Analysis

  1. java.util.regex.PatternSyntaxException

    Dangling meta character '+' near index 0 + ^

    at java.util.regex.Pattern.error()
  2. Java RT
    String.replaceAll
    1. java.util.regex.Pattern.error(Pattern.java:1528)
    2. java.util.regex.Pattern.sequence(Pattern.java:1645)
    3. java.util.regex.Pattern.expr(Pattern.java:1545)
    4. java.util.regex.Pattern.compile(Pattern.java:1279)
    5. java.util.regex.Pattern.<init>(Pattern.java:1035)
    6. java.util.regex.Pattern.compile(Pattern.java:779)
    7. java.lang.String.replaceAll(String.java:1663)
    7 frames
  3. Unknown
    ReplaceCode.main
    1. ReplaceCode.main(ReplaceCode.java:9)
    1 frame