Regular Expressions 101

Group 1([a-zA-Z0-9\_]*)

Character Class[a-zA-Z0-9\_]*

*matches any number of characters from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

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

\_the literal _ (95₁₀ / 137₈ / 5F₁₆)

\:the literal : (58₁₀ / 72₈ / 3A₁₆)

\s?optionally matches any whitespace character

Group 2([A-Za-z0-9\"\']*)

Character Class[A-Za-z0-9\"\']*

*matches any number of characters from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

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

\"the literal " (34₁₀ / 42₈ / 22₁₆)

\'the literal ' (39₁₀ / 47₈ / 27₁₆)

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

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

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

([a-zA-Z0-9\_]*)\:\s?([A-Za-z0-9\"\']*)

New

classes = {
    Romanian: 1,
    English: 2,
    French: 3,
    German: 4,
    Latin: 5,
    Math: 6,
    Physics: 7,
    Chemistry: 8,
    Biology: 9,
    History: 10,
    Geography: 11,
    Social: 12,
    Religion: 13,
    Music: 14,
    Arts: 15,
    Sports: 16,
    ComputerScience: 17,
    IT: 18
};