Regular Expressions 101

"width":1280,"mime":"videothe literal text "width":1280,"mime":"video (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

mp4","fps":the literal text mp4","fps": (case sensitive)

Group 1(2[3-9]|3[0-1])

1st Alternative2[3-9]

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

Character Class[3-9]

3-9one character from 3 (51₁₀) to 9 (57₁₀)

2nd Alternative3[0-1]

3the literal 3 (51₁₀ / 63₈ / 33₁₆)

Character Class[0-1]

0-1one character from 0 (48₁₀) to 1 (49₁₀)

,"url":the literal text ,"url": (case sensitive)

Group 2(.*)

.*any Unicode character (except for line terminators), repeated any number of times

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

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Search reference

Regular Expression

"width":1280,"mime":"video\/mp4","fps":(2[3-9]|3[0-1]),"url":(.*)

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