Regular Expressions 101

Positive Lookbehind(?<=attrs={|,)

1st Alternativeattrs={

attrs={the literal text attrs={ (case sensitive)

2nd Alternative,

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Group 1([^:}]*)

Negated Character Class[^:}]*

*matches any number of characters outside the set below:

:the literal : (58₁₀ / 72₈ / 3A₁₆)

}the literal } (125₁₀ / 175₈ / 7D₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Group 2([^:},]*)

Negated Character Class[^:},]*

*matches any number of characters outside the set below:

:the literal : (58₁₀ / 72₈ / 3A₁₆)

}the literal } (125₁₀ / 175₈ / 7D₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Positive Lookahead(?=}|,)

1st Alternative}

}the literal } (125₁₀ / 175₈ / 7D₁₆)

2nd Alternative,

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

s modifier: single line. Allows a dot to match line terminators

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(?<=attrs={|,)([^:}]*):([^:},]*)(?=}|,)

New

this.mk(attrs={keyCollection.key: 40}))
this.mk(attrs={keyCollection.key: 50, override.key: override.value})
this.mk(attrs={keyCollection.key: 60, 
               override.key: override.value})