Regular Expressions 101

Pro

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

Group 1([^"$0-9][^][]*)

Negated Character Class[^"$0-9]

"the literal " (34₁₀ / 42₈ / 22₁₆)

$the literal $ (36₁₀ / 44₈ / 24₁₆)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Negated Character Class[^][]*

*matches any number of characters outside the set below:

]the literal ] (93₁₀ / 135₈ / 5D₁₆)

[the literal [ (91₁₀ / 133₈ / 5B₁₆)

]the literal ] (93₁₀ / 135₈ / 5D₁₆)

Global pattern flags

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

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

Detailed match information will be displayed here automatically.

25 tokens

\[([^"$0-9][^][]*)]

New

$array = array();
$array[penne] = 1;   <- my actual code (deprecated)
$array[$name] = 2;
$array[0] = 3;
$array["gomme"] = 4;

["\1"]

$array = array();
$array[penne] = 1;   <- my actual code (deprecated)
$array[$name] = 2;
$array[0] = 3;
$array["gomme"] = 4;