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Regular expression for UK based and only numeric phone number in cakephp

/^(()?d{3}())?(-|s)?d{3}(-|s)d{4}$/

       

/^d{3}[-s]?d{3}[-s]?d{4}$/

 

'1234567890' =~ /^d{3}[-s]?d{3}[-s]?d{4}$/

=>0

 

'123-456-7890' =~ /^d{3}[-s]?d{3}[-s]?d{4}$/

=>0

 

'123 456 7890' =~ /^d{3}[-s]?d{3}[-s]?d{4}$/

=>0

       

UK phone numbers should contain 11 digits

       

and are normally in the format (01234) 123123

       

^(?:(?:(?(?:0(?:0|11))?[s-]?(?|+)44)?[s-]?(?:(?0)?[s-]?)?)|(?:(?0))(?:(?:d{5})?[s-]?d{4,5})|(?:d{4})?[s-]?(?:d{5}|d{3}[s-]?d{3}))|(?:d{3})?[s-]?d{3}[s-]?d{3,4})|(?:d{2})?[s-]?d{4}[s-]?d{4}))(?:[s-]?(?:x|ext.?|#)d{3,4})?$

       

^((?(?:0(?:0|11))?[s-]?(?|+)(44))?[s-]?)?(?0?(?:)[s-]?)?([1-9]d{1,4})?[d[s-]]+)((?:x|ext.?|#)d{3,4})?$