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@@ -4,7 +4,7 @@ Regular Expressions
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* ^ Start of the string
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* ^ Start of the string
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* $ End of the string
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* $ End of the string
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-* ? optional
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+* ? optional example 1? makes the 1 optional
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* \\d{10} 10 digits
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* \\d{10} 10 digits
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* ( and ) gets matching digits inside brackets sets a $1 and second set of brackets creates $2
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* ( and ) gets matching digits inside brackets sets a $1 and second set of brackets creates $2
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* ^\\+?1?(\\d{10})$ 10 to 11 digits and e164 format sets $1 to 10 digits
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* ^\\+?1?(\\d{10})$ 10 to 11 digits and e164 format sets $1 to 10 digits
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