Tag:Matching @
-
Time:2019-11-17
Python regular expression matches numbers Phone number: \ D {3}- \ D {8}| \ D {4}- \ D {7} QQ No.: [1-9] [0-9] {4,} China Postal Code: [1-9] \ D {5} (?)! (d)ID card: \ D {15}| \ D {18}IP address:+ [1-9] \ d * positive integer-[1-9] \ d * negative integer-? [1-9] \ d […]
-
Time:2019-10-16
A long time ago, articles were migrated. In JavaScript, regular expressions are also objects. This pattern can be used for regexp’s exec and test methods as well as string’s match, replace, search, and split methods. Create regular expression The first uses regular expression literals. //example Var re = / A / I g m; // […]
-
Time:2019-8-3
This article gives an example of how to match a single character in a regular expression tutorial. Share for your reference, as follows: Note: In all examples, the matching results of regular expressions are included in the source text.【and】Among them, some examples will be implemented in Java, if it is the use of regular expressions […]
-
Time:2019-8-2
This paper illustrates the method of matching a set of characters in the regular expression tutorial. Share for your reference, as follows: Note: In all examples, the matching results of regular expressions are included in the source text.【and】Among them, some examples will be implemented in Java, if it is the use of regular expressions in […]
-
Time:2019-7-26
This article illustrates that regular matching passwords can only be a combination of numbers and letters string function. Share for your reference, as follows: Password Requirements: 1. Not all numbers.2. Not all letters3. Must be a combination of numbers and letters4. Does not contain special characters5. A 6-30-bit string of passwords /** *@ desc get_pwd_strength() […]
-
Time:2019-7-14
There is a need to support search results for different data columns with only one input box. To put it bluntly, this input box can be used to search for names, ages, addresses, etc. Analysis: In general, one of our input boxes corresponds to a search for a column of information in the database. For […]
-
Time:2019-7-5
regular expression matching Of course, Ruby should mention its regular expression mechanism. As a powerful matching language, regular expressions have been used more and more in different fields, from string validation, matching, web page extraction and so on. Although some people criticize the matching efficiency of regular expressions, it doesn’t matter considering the strong matching […]
-
Time:2019-6-21
With the development of network economy, our consumption channels have already gone beyond the physical scenario. Online evaluation from users has become an important factor affecting our consumer behavior decision-making nowadays. background When shopping online, even if you have browsed the merchant’s description of the product, you will not immediately decide to buy it, because […]
-
Time:2019-4-14
As follows: import os import re import string file = open(“data2.txt”) p1 = re.compile(r”^(\d{16})\s+(\d{3})”) re.compile(p1) for line in file: print(line) match1 = re.search(p1,line) #print(match1.group(0)) sCard = match1.group(1) sValue=match1.group(2) print(sCard) print(sValue) b = re.findall(r”\d{2}”,sCard) # remove r or one \ if want signle \ c =r’\\x’.join(b) c= r’\\x’+c print(c) The above example of using Python to […]
-
Time:2019-3-25
As follows: $preg= ‘/xue[\s\S]*?om/i’; Preg_match_all($preg, $xuebingsi.com, $res); var_dump($res[0][0]); The above PHP rule matching to the content between two strings is to share all the content of the editor, I hope to give you a reference, and I hope you will support developpaer more.
-
Time:2019-3-11
I. Introduction Regular expression languages have their own specifications, but almost all of them are matched by the combination of meta-characters. Because Nmap embedded services and version detection are Perl regular specifications, this blog records the relevant content of Perl regular for later reference. 2. Perl Regular Example The following examples may be inadequate, some […]