Regular Expressions 101

Group 1(((http|https):)?//?)

Group 2((http|https):)?

?repeats the group contents below at most once:

Group 3(http|https)

1st Alternativehttp

httpthe literal text http (case sensitive)

2nd Alternativehttps

httpsthe literal text https (case sensitive)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

/the literal / (47₁₀ / 57₈ / 2F₁₆)

/?optionally matches the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 4(lkker-10041312\.file\.myqcloud\.com|lkker-10041312\.cossh\.myqcloud\.com|pic\.lkker\.com|files\.lkker\.com|lkker-10041312\.picsh\.myqcloud\.com|lkker-10041312\.image\.myqcloud\.com|images\.lkker\.com)

1st Alternativelkker-10041312\.file\.myqcloud\.com

lkker-10041312the literal text lkker-10041312 (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

filethe literal text file (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

myqcloudthe literal text myqcloud (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

comthe literal text com (case sensitive)

2nd Alternativelkker-10041312\.cossh\.myqcloud\.com

lkker-10041312the literal text lkker-10041312 (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

cosshthe literal text cossh (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

myqcloudthe literal text myqcloud (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

comthe literal text com (case sensitive)

3rd Alternativepic\.lkker\.com

picthe literal text pic (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

lkkerthe literal text lkker (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

comthe literal text com (case sensitive)

4th Alternativefiles\.lkker\.com

filesthe literal text files (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

lkkerthe literal text lkker (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

comthe literal text com (case sensitive)

5th Alternativelkker-10041312\.picsh\.myqcloud\.com

lkker-10041312the literal text lkker-10041312 (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

picshthe literal text picsh (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

myqcloudthe literal text myqcloud (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

comthe literal text com (case sensitive)

6th Alternativelkker-10041312\.image\.myqcloud\.com

lkker-10041312the literal text lkker-10041312 (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

imagethe literal text image (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

myqcloudthe literal text myqcloud (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

comthe literal text com (case sensitive)

7th Alternativeimages\.lkker\.com

imagesthe literal text images (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

lkkerthe literal text lkker (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

comthe literal text com (case sensitive)

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(((http|https):)?//?)(lkker-10041312\.file\.myqcloud\.com|lkker-10041312\.cossh\.myqcloud\.com|pic\.lkker\.com|files\.lkker\.com|lkker-10041312\.picsh\.myqcloud\.com|lkker-10041312\.image\.myqcloud\.com|images\.lkker\.com)

New

http://lkker-10041312.file.myqcloud.com/Images/201712/SrOq15133074890982.png
http://pic.lkker.com/afdsafds
//images.lkker.com/afdsafds
{"A":"//images.lkker.com/afdsafds", "B":"//images.lkker.com/afdsafds"}
//images.lkker.com/afdsafds|https://images.lkker.com/afdsafds|http://images.lkker.com/afdsafds

Substitution