regex101: PCRE (Legacy) Match Workspace

^start of line

Group 1([-+*\/$]?[\(]?([1-9]{1}[0-9]+)[.]?[0-9]+[$]?[\)]?)

Character Class[-+*\/\(]?

?matches at most one character from the set below:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

+the literal + (43₁₀ / 53₈ / 2B₁₆)

*the literal * (42₁₀ / 52₈ / 2A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Character Class[\(]?

?matches at most one character from the set below:

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Group 2([1-9]{1}[0-9]+)

Character Class[1-9]{1}

{1}matches one character from the set below:

1-9one character from 1 (49₁₀) to 9 (57₁₀)

Character Class[0-9]+

+matches at least one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Character Class[.]?

?matches at most one character from the set below:

.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[0-9]+

+matches at least one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Character Class[\)]?

?matches at most one character from the set below:

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

Character Class[\)]?

?matches at most one character from the set below:

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

Group 3([-+*\/$]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[$]?[\)]?)?

?repeats the group contents below at most once:

Character Class[-+*\/\(]?

?matches at most one character from the set below:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

+the literal + (43₁₀ / 53₈ / 2B₁₆)

*the literal * (42₁₀ / 52₈ / 2A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Character Class[\(]?

?matches at most one character from the set below:

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Character Class[\(]?

?matches at most one character from the set below:

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Group 4([1-9]{1})

Character Class[1-9]{1}

{1}matches one character from the set below:

1-9one character from 1 (49₁₀) to 9 (57₁₀)

Group 5([0-9]+)?

?repeats the group contents below at most once:

Character Class[0-9]+

+matches at least one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Character Class[.]?

?matches at most one character from the set below:

.the literal . (46₁₀ / 56₈ / 2E₁₆)

Group 6([0-9]+)?

?repeats the group contents below at most once:

Character Class[0-9]+

+matches at least one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Character Class[\)]?

?matches at most one character from the set below:

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

Character Class[\)]?

?matches at most one character from the set below:

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

Group 7([-+*\/$]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[$]?[\)]?)?

?repeats the group contents below at most once:

Character Class[-+*\/\(]?

?matches at most one character from the set below:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

+the literal + (43₁₀ / 53₈ / 2B₁₆)

*the literal * (42₁₀ / 52₈ / 2A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Character Class[\(]?

Group 8([1-9]{1})

Group 9([0-9]+)?

Character Class[.]?

Group 10([0-9]+)?

Character Class[\)]?

Group 11([-+*\/$]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[$]?[\)]?)?

Group 15([-+*\/$]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[$]?[\)]?)?

Group 19([-+*\/$]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[$]?[\)]?)?

$end of line

Global pattern flags

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

x modifier: extended. Ignores unescaped whitespace and comments outside character classes

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

25 tokens

Regular Expression

^([-+*\/\(]?[\(]?([1-9]{1}[0-9]+)[.]?[0-9]+[\)]?[\)]?)([-+*\/\(]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[\)]?[\)]?)?([-+*\/\(]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[\)]?[\)]?)?([-+*\/\(]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[\)]?[\)]?)?([-+*\/\(]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[\)]?[\)]?)?([-+*\/\(]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[\)]?[\)]?)?$

New

690.91+(1.3*(4-7/(3+6.4)))
+(690.91)+1
1+1
+(690.91)+(1.3*(4-7/(3+6.4)))

Extraction

690.91+(1.3*(4-7/(3+6.4)))
+(690.91)+1
1+1
+(690.91)+(1.3*(4-7/(3+6.4)))