regex101: Find current ratings out of a fuse description

Pro

1st Alternative(?<=^Fuse - )[\d.\/m]+A

Positive Lookbehind(?<=^Fuse - )

^start of line

Fuse - the literal text Fuse - (case sensitive)

Character Class[\d.\/m]+

+matches at least one character from the set below:

\da digit

.the literal . (46₁₀ / 56₈ / 2E₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

mthe literal m (109₁₀ / 155₈ / 6D₁₆) (case sensitive)

Athe literal A (65₁₀ / 101₈ / 41₁₆) (case sensitive)

2nd Alternative(?<=\s)\dA

Positive Lookbehind(?<=\s)

\sany whitespace character

\da digit

Athe literal A (65₁₀ / 101₈ / 41₁₆) (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

25 tokens

Regular Expression

(?<=^Fuse - )[\d.\/m]+A|(?<=\s)\dA

Fuse - 1.25A 250V 5x20mm, Glass, Time Delay, 5/pk
Fuse - 1A 250V 5x20mm, Glass, Time Delay, 5/pk
Fuse - 20A 250V 5x20mm, Glass, Time Delay, 5/pk MDA Style
Fuse - 3/4A 250V 5x20mm, Glass, Time Delay, 5/pk MDA Style
Fuse - 340mA 250V 5x20mm, Glass, Time Delay, 5/pk MDA Style
SCR - 4A 400V T0126

Substitution

Fuse - 1.25A 250V 5x20mm, Glass, Time Delay, 5/pk
Fuse - 1A 250V 5x20mm, Glass, Time Delay, 5/pk
Fuse - 20A 250V 5x20mm, Glass, Time Delay, 5/pk MDA Style
Fuse - 3/4A 250V 5x20mm, Glass, Time Delay, 5/pk MDA Style
Fuse - 340mA 250V 5x20mm, Glass, Time Delay, 5/pk MDA Style
SCR - 4A 400V T0126