Ranges : Regular Expressions « String « PHP






  1. PHP
  2. String
  3. Regular Expressions

Ranges

 
{ specifies the beginning of a range. 
} specifies the end of a range. 
{n} specifies the preceding expression is found exactly n times. 
{n,} specifies the preceding expression is found at least n times. 
{n,m} specifies the preceding expression is found at least n but no more than m times.








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