Regular Expressions 101

{{Ifthe literal text {{If (case sensitive)

Negative Lookahead(?![\s\S]*?{{If)

Character Class[\s\S]*?

*?matches any number of characters from the set below:

\sany whitespace character

\Sany non-whitespace character

{{Ifthe literal text {{If (case sensitive)

Character Class[\s\S]*?

*?matches any number of characters from the set below:

\sany whitespace character

\Sany non-whitespace character

{{EndIf}}the literal text {{EndIf}} (case sensitive)

Global pattern flags

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

Detailed match information will be displayed here automatically.

26 tokens

Regular Expression

{{If(?![\s\S]*?{{If)[\s\S]*?{{EndIf}}

New

{{If "{{Line}}" != ""}}
    {{If "{{Line}}" != ""}}
        <li id="{{Required:Id}}" class="menuEntry line">
    {{EndIf}}
    <li id="{{Required:Id}}" class="menuEntry line">
{{EndIf}}

Substitution

{{If "{{Line}}" != ""}}
    {{If "{{Line}}" != ""}}
        <li id="{{Required:Id}}" class="menuEntry line">
    {{EndIf}}
    <li id="{{Required:Id}}" class="menuEntry line">
{{EndIf}}