regex101: PCRE2 (PHP) Substitution Workspace

\s*any whitespace character, repeated any number of times

\na line-feed (newline) character (ASCII 10)

Positive Lookahead(?=[^<>]*>)

Negated Character Class[^<>]*

*matches any number of characters outside the set below:

<the literal < (60₁₀ / 74₈ / 3C₁₆)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Search reference

Regular Expression

\s*\n(?=[^<>]*>)

New


    <gcusf><gcusfname>SEND-SU-01</gcusfname>
<case1>'||"TO CHECK AUTOMATIC DISCART FOR USER"'</ca
se1>
<case2>'MY DESC YYMMDD -L2,-L4,-L5 OF WEEK'</cas
e2>
<case3>'||"TO CHECK AUTOMATIC DISCART FOR USER"'<
/case3>
<case4>'||"TO CHECK AUTOMATIC DISCART FOR USER"'</case4
>
<case5>'||"TO CHECK AUTOMATIC DISCART FOR USER"'</
case5>

</



a>

    </gcusf>
    <gcrvalf>YYMMDD</gcrvalf><gcrvalt>YYMMDD</gcrvalt>
<gcrundesc>'MY DESC YYMMDD -L2,-L4,-L5 OF WEEK'</gcrunde
sc><gcrunrule>E</gcrunrule><gcrtype>N</gcrtype><gcriat>2300</gcriat>

Regular Expressions 101

Regular Expression

Extraction