how to replace all

Reprinted from: http://www.cnblogs.com/skykang/archive/2011/08/04/2127158.htmlJS Replace all substitution character usage

PHP preg_replace () Regular substitution, unlike JavaScript regular substitution, PHP preg_replace () defaults to the element that replaces all symbol matching Criteria .Preg_replace (regular expression, replace with, string, maximum number of

The collection of images from the IMG tag, there are a lot of JavaScript scripts and useless information, it is necessary to replace the desired, such as Alt. First look at the content to filter, I randomly copied out: Copy the Code code as

This instance is relatively simple and can be understood after reading it.The following describes the detailed content of this regular expression. This is to replace all HTML tags, non-greedy, multi-line.If I want to replace it with a non-HTML

Alert ("abacacf". replace ('A', '9 ')); Alert ("abacacf". replace (/a/g, '9 ')); Result 9 of the first run: bacaf, which replaces the first The second running result 9b9c9f can be used to replace all js functions. In fact, the second point is to use

Js replace (a, B) replace all the specified characters in the string, jsreplace As follows: Var str = 'abcadeacf '; var str1 = str. replace ('A', 'O'); alert (str1); // print the result: obcadeacfvar str2 = str. replace (/a/g, 'O'); alert (str2); /

SQL parameter format: Select * from TB where nD =: Nd and YD =: YD To replace all parameters (with colons) in all SQL statements with data at one time, StartSelect a regular expression. Originally written like thisCopyCodeThe Code is as follows:

Only the first "a" letter can be replaced Can replace All "a" letters

General usevar str = "Test-test-test"= "Test-test-test". Replace ("Test", "OK"); Console.log (str);Use the Regular:var str = "Test-test-test"= "Test-test-test". Replace (/test/g, "OK"); Console.log (str);Loop ReplaceIn this case, the substitution of

JS replaces all strings-no replaceall solution Native JS does not have the ReplaceAll method, only replace, if you want to replace the string, general use replace var str = ' 2016-09-19 '; var result = str.replace ('-', ', '); Console.log (result);

Use Web Effects str.replace (/-/g, "!") You can replace all the matching characters (G is the global flag). String.Replace (/reallydo/g, replacewith);String.Replace (New RegExp (Reallydo, ' G '), replacewith);String: An expression containing a

The img tag of the collected image contains a lot of javascript scripts and useless information. You must replace what you want, such as alt. Let's take a look at the content to be filtered. I just copied it:Copy codeThe Code is as follows:Sdfsdfsdf

1. All non-numeric characters for replacing a field are blankUpdate mobileNo_batchreg_black set mobile_no =Replace (Replace (Replace (Replace (Replace (Replace (Replace (Replace (Replace (Replace (Replace (Replace (Replace (Replace (Replace (Replace

Copy codeThe Code is as follows:Declare @ t varchar (255), @ c varchar (255)Declare table_cursor cursor for select a. name, B. nameFrom sysobjects a, syscolumns B, policypes cWhere a. id = B. id and a. xtype = 'U' and c. nameIn ('Char ', 'nchar',

Phppreg_match_all replaces all img in the content with str_replace. The img tag of the collected image contains a lot of javascript scripts and useless information. you must replace what you want, such as alt. Let's take a look at the content to be

The collection of images from the IMG tag, there are a lot of JavaScript scripts and useless information, it is necessary to replace the desired, such as Alt. First look at the content to filter, I randomly copied out: Copy CodeThe code is as

The collection of images from the IMG tag, there are a lot of JavaScript scripts and useless information, you have to replace what you want, such as Alt. First look at the content to filter, I casually copied out: Copy Code code as follows:

HTML markup Only to the novice, the predecessors do not come to see me move the door to get axe. HeheOften see a novice to ask such a topic, in fact, on the regular expression I do not understand.Yesterday afternoon looked at Microsoft's regular

As my friends who used to work with asp often found that some code was inserted into all the content of their own database. It would be too troublesome to delete the records one by one in tables, next I found a method for batch deletion on the

Recently, a large amount of data was collected, but the collected data basically needs to be filtered out from the data retained by the original site. IMG is a place. There seems to be no need to show many examples of these applications on the