Php regular expression matching No repeated 5 to 10 digits

Php regular expression matching No repeated 5 to 10 digits

It is convenient to use regular expressions to match numbers. here we will introduce the method of using regular expressions to match non-repeated 5-to 10 digits for your reference. The regular expression can be written as follows: \ d {5, 10 }. To match a number ranging from 5 to 10 without duplicates, refer to other people's methods on the Internet as follows: ^ (?! \ D *? (\ D) \ d *? \ 1) \ d {5, 10} $ An example of matching non-repeated numbers in php is given below: '; If ($ result> 0) {echo' matches ';} else {echo' does not match ';}?>