Regular Expressions 101

Group 1(X(-?\d+(?:\.\d+)?))?

?repeats the group contents below at most once:

Xthe literal X (88₁₀ / 130₈ / 58₁₆) (case sensitive)

Group 2(-?\d+(?:\.\d+)?)

-?optionally matches the literal - (45₁₀ / 55₈ / 2D₁₆)

\d+a digit, repeated at least once

Non-Capturing Group(?:\.\d+)?

?repeats the group contents below at most once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

\s*any whitespace character, repeated any number of times

Group 3(Y(-?\d+(?:\.\d+)?))?

?repeats the group contents below at most once:

Ythe literal Y (89₁₀ / 131₈ / 59₁₆) (case sensitive)

Group 4(-?\d+(?:\.\d+)?)

-?optionally matches the literal - (45₁₀ / 55₈ / 2D₁₆)

\d+a digit, repeated at least once

Non-Capturing Group(?:\.\d+)?

?repeats the group contents below at most once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

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

(X(-?\d+(?:\.\d+)?))?\s*(Y(-?\d+(?:\.\d+)?))?

Test String
New

N14 X411 Y279.05
N15 G2 X33 Y280.4 I.001 J4.00
N16 G1 X408 Y280.4
N17 G2 X402.3 Y280.09 I-3 J2.65
N18 G1 X402.3 Y280.09
N19 G2 X402.09 Y285.79 I2.7 J2.95
N20 G1 X402.09 Y285.79
N3 G40 Y6000
N3 G40 X-6000

Regular Expression

Test StringNew

ExtractionProcessing...

Test String
New

Extraction
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