Regular Expressions 101

Pro

Group 1(.*?)

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

Group 2(ND_\d_)

ND_the literal text ND_ (case sensitive)

\da digit

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

Group 3(Dist_\d_)

Dist_the literal text Dist_ (case sensitive)

\da digit

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

Group 4(.*)

.*any 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

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

(.*?)(ND_\d_)(Dist_\d_)(.*)

New

Par1_MD_0_5_AL_2_ND_4_Dist_0_Pot_Drop_out.txt
Par1_MD_0_5_AL_2_ND_4_Dist_1_Pot_Drop_out.txt
Par1_MD_0_5_AL_2_ND_6_Dist_2_Pot_Drop_out.txt
Par1_MD_0_5_AL_2_ND_8_Dist_3_Pot_Drop_out.txt

Substitution

$1$3$2$4

Par1_MD_0_5_AL_2_ND_4_Dist_0_Pot_Drop_out.txt
Par1_MD_0_5_AL_2_ND_4_Dist_1_Pot_Drop_out.txt
Par1_MD_0_5_AL_2_ND_6_Dist_2_Pot_Drop_out.txt
Par1_MD_0_5_AL_2_ND_8_Dist_3_Pot_Drop_out.txt