Javascript RegExp Quantifier

Javascript examples for RegExp:Quantifier

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Description

Click the following links for the tutorial for RegExp and Quantifier.

  1. RegExp ? Quantifier, matches any string that contains zero or one occurrences
  2. RegExp * Quantifier, matches any string that contains zero or more occurrences
  3. RegExp + Quantifier, matches any string that contains at least one
  4. RegExp {X,Y} Quantifier, matches any string that contains a sequence of X to Y n's. X and Y must be a number
  5. RegExp {X,} Quantifier, matches any string that contains a sequence of at least X n's. X must be a number.
  6. RegExp {X} Quantifier, matches any string that contains a sequence of X n's. X must be a number.
  7. RegExp ?! Quantifier, matches any string that is not followed by a specific string n.
  8. RegExp ?= Quantifier, matches any string that is followed by a specific string n.


  9. RegExp $ Quantifier, matches any string at the end of it.
  10. RegExp ^ Quantifier, matches any string at the beginning of it.