Regular Expressions 101

Pro

Negative Lookbehind(?<!data-value=")

data-value="the literal text data-value=" (case sensitive)

\da digit

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.

25 tokens

(?<!data-value=")\d

Hello this is string <sfpart contenteditable="false" data-value="4">&rlm;</sfpart> and the 4 number in string

Hello this is string <sfpart contenteditable="false" data-value="4">&rlm;</sfpart> and the 4 number in string