Flag ↔ optional modifier for RegExp to config how Assertion behave on patterns
g
Flag to search Global
i
Flagto Ignore Case
m
Flag to match ^ & $ for Multi-line
d
Flag to append .hasIndices property to substring match
s
Flag to match . to newline character - treat everything as one line
u
Flag to set RegExp Pattern Character as Unicode
y
stickY RegExp Flag to set no characters between matches
Greedy
(default) behavior for Quantifier to match as many chars possible
Lazy
behavior for Quantifier to match once then stop
Reluctant
behavior for Quantifier to match as few chars possible