regex101: PCRE (Legacy) Match Workspace

Pro

^start of line

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

Non-Capturing Group(?:template\s*<\w+>\s+)?

?repeats the group contents below at most once:

templatethe literal text template (case sensitive)

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

<the literal < (60₁₀ / 74₈ / 3C₁₆)

\w+any word character, repeated at least once

>the literal > (62₁₀ / 76₈ / 3E₁₆)

\s+any whitespace character, repeated at least once

Non-Capturing Group(?:(const|mutable|static|friend|unsigned)\s+)*

*repeats the group contents below any number of times:

Group 1(const|mutable|static|friend|unsigned)

1st Alternativeconst

constthe literal text const (case sensitive)

2nd Alternativemutable

mutablethe literal text mutable (case sensitive)

3rd Alternativestatic

staticthe literal text static (case sensitive)

4th Alternativefriend

friendthe literal text friend (case sensitive)

5th Alternativeunsigned

unsignedthe literal text unsigned (case sensitive)

\s+any whitespace character, repeated at least once

\w+any word character, repeated at least once

Group 2(::\w+)?

?repeats the group contents below at most once:

::the literal text ::

\w+any word character, repeated at least once

Group 3(<([\w<> *&,()]|::)+>)?

?repeats the group contents below at most once:

<the literal < (60₁₀ / 74₈ / 3C₁₆)

Group 4([\w<> *&,()]|::)+

+repeats the group contents below at least once:

1st Alternative[\w<> *&,()]

Character Class[\w<> *&,()]

\wany word character

<the literal < (60₁₀ / 74₈ / 3C₁₆)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

the literal (32₁₀ / 40₈ / 20₁₆)

*the literal * (42₁₀ / 52₈ / 2A₁₆)

&the literal & (38₁₀ / 46₈ / 26₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

2nd Alternative::

::the literal text ::

>the literal > (62₁₀ / 76₈ / 3E₁₆)

Group 5(,?\s+\*?\w+( = (-?\d+(\.\d+)?|((QMap|QList)<[^()]+>)|(\w+::)*\w+($[^()]+$)?)|\[\d+\])?)+

+repeats the group contents below at least once:

,?optionally matches the literal , (44₁₀ / 54₈ / 2C₁₆)

\s+any whitespace character, repeated at least once

\*?optionally matches the literal * (42₁₀ / 52₈ / 2A₁₆)

\w+any word character, repeated at least once

Group 6( = (-?\d+(\.\d+)?|((QMap|QList)<[^()]+>)|(\w+::)*\w+($[^()]+$)?)|\[\d+\])?

?repeats the group contents below at most once:

1st Alternative = (-?\d+(\.\d+)?|((QMap|QList)<[^()]+>)|(\w+::)*\w+($[^()]+$)?)

= the literal text =

Group 7(-?\d+(\.\d+)?|((QMap|QList)<[^()]+>)|(\w+::)*\w+($[^()]+$)?)

1st Alternative-?\d+(\.\d+)?

-?optionally matches the literal - (45₁₀ / 55₈ / 2D₁₆)

\d+a digit, repeated at least once

Group 8(\.\d+)?

?repeats the group contents below at most once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

2nd Alternative((QMap|QList)<[^()]+>)

Group 9((QMap|QList)<[^()]+>)

Group 10(QMap|QList)

1st AlternativeQMap

QMapthe literal text QMap (case sensitive)

2nd AlternativeQList

QListthe literal text QList (case sensitive)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

Negated Character Class[^()]+

>the literal > (62₁₀ / 76₈ / 3E₁₆)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

3rd Alternative(\w+::)*\w+($[^()]+$)?

2nd Alternative\[\d+\]

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

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

25 tokens

Regular Expression

^\s*(?:template\s*<\w+>\s+)?(?:(const|mutable|static|friend|unsigned)\s+)*\w+(::\w+)?(<([\w<> *&,()]|::)+>)?(,?\s+\*?\w+( = (-?\d+(\.\d+)?|((QMap|QList)<[^()]+>\(\))|(\w+::)*\w+(\([^()]+\))?)|\[\d+\])?)+;

New

    FilterType mFilter = FilterNone;
    QgsRectangle mFilterRect;
    QgsFeatureId mFilterFid = -1;
    QgsFeatureIds mFilterFids;
    std::unique_ptr< QgsExpression > mFilterExpression;
    QgsExpressionContext mExpressionContext;
    Flags mFlags;
    QgsAttributeList mAttrs;
    QgsSimplifyMethod mSimplifyMethod;
    long mLimit = -1;
    OrderBy mOrderBy;
    InvalidGeometryCheck mInvalidGeometryFilter = GeometryNoCheck;
    std::function< void( const QgsFeature & ) > mInvalidGeometryCallback;
static QHash<QString, Help> sFunctionHelpTexts;
friend class QgsOgcUtils;
template<typename> friend class QgsAbstractFeatureIteratorFromSource;
const QgsAbstractGeometry *mGeometry = 0;
mutable unsigned char *mP;
QgsPoint mEdgePoints[2];
double xxxx, yyyyy;

QgsProviderRegistry::WidgetMode mWidgetMode = QgsProviderRegistry::WidgetMode::None;

    
QMap<QTreeWidgetItem *, QPair<QBrush, QBrush>> mTreeInitialStyle = QMap<QTreeWidgetItem *, QPair<QBrush, QBrush>>();
    QMap<QTreeWidgetItem *, bool> mTreeInitialExpand = QMap<QTreeWidgetItem *, bool>();
QList<x> myList = QList<x>();


SHOULD NOT MATCH
virtual bool filterAcceptsRow( int row, const QModelIndex &source_parent ) const;