regex – IT Nursery

How to properly rewrite url by custom var

June 4, 2022 by IT Nursery

I’ve been trying to rewrite a shop uri, and what I have now is this code: add_filter(‘rewrite_rules_array’,’wp_insertMyRewriteRules’); add_filter(‘query_vars’,’wp_insertMyRewriteQueryVars’); add_filter(‘wp_loaded’,’flushRules’); // Remember to flush_rules() when adding rules function flushRules(){ global $wp_rewrite; $wp_rewrite->flush_rules(); } // Adding a new rule function wp_insertMyRewriteRules($rules) { $newrules = array(); $newrules[‘shop/brand/(brand)/?$’] = ‘shop.php?brand=$matches[1]’ ; //$wp_rewrite->rules = $new_rules + $wp_rewrite->rules; return $newrules + … Read more

How to remove all whitespace from a string?

June 4, 2022 by IT Nursery

So ” xx yy 11 22 33 ” will become “xxyy112233”. How can I achieve this? 9 Answers 9

Visual Studio Code Search and Replace with Regular Expressions

June 3, 2022 by IT Nursery

I want to use “Search And Replace” in Visual Studio Code to change every instance of <h1>content</h1> to #### content within a document using a Regular Expression. How can I accomplish that? 5 Answers 5

How to change the admin menu “Pages” to something else

June 3, 2022 by IT Nursery

When one creates a custom post type you have the ability to define various elements related to that post type which essentially allow you to define things such as the menu title, “add new post” text and stuff like that. What I am trying to figure out is what code I need to add to … Read more

Regular Expression to match only alphabetic characters

June 3, 2022 by IT Nursery

I was wondering If I could get a regular expression which will match a string that only has alphabetic characters, and that alone. 5 Answers 5

Match multiline text using regular expression

June 3, 2022 by IT Nursery

I am trying to match a multi line text using java. When I use the Pattern class with the Pattern.MULTILINE modifier, I am able to match, but I am not able to do so with (?m). The same pattern with (?m) and using String.matches does not seem to work. I am sure I am missing … Read more

What is a word boundary in regex?

June 3, 2022 by IT Nursery

I’m trying to use regexes to match space-separated numbers. I can’t find a precise definition of \b (“word boundary”). I had assumed that -12 would be an “integer word” (matched by \b\-?\d+\b) but it appears that this does not work. I’d be grateful to know of ways of . [I am using Java regexes in … Read more

What is the difference between .? and . regular expressions?

June 3, 2022 by IT Nursery

I’m trying to split up a string into two parts using regex. The string is formatted as follows: text to extract<number> I’ve been using (.*?)< and <(.*?)> which work fine but after reading into regex a little, I’ve just started to wonder why I need the ? in the expressions. I’ve only done it like … Read more

What to do Regular expression pattern doesn’t match anywhere in string?

June 3, 2022 by IT Nursery

I am trying to match <input> type “hidden” fields using this pattern: /<input type=”hidden” name=”([^”]*?)” value=”([^”]*?)” />/ This is sample form data: <input type=”hidden” name=”SaveRequired” value=”False” /><input type=”hidden” name=”__VIEWSTATE1″ value=”1H4sIAAtzrkX7QfL5VEGj6nGi+nP” /><input type=”hidden” name=”__VIEWSTATE2″ value=”0351118MK” /><input type=”hidden” name=”__VIEWSTATE3″ value=”ZVVV91yjY” /><input type=”hidden” name=”__VIEWSTATE0″ value=”3″ /><input type=”hidden” name=”__VIEWSTATE” value=”” /><input type=”hidden” name=”__VIEWSTATE” value=”” /> But I am not … Read more

How to replace a whole line with sed?

June 2, 2022 by IT Nursery

Suppose I have a file with lines aaa=bbb Now I would like to replace them with: aaa=xxx I can do that as follows: sed “s/aaa=bbb/aaa=xxx/g” Now I have a file with a few lines as follows: aaa=bbb aaa=ccc aaa=ddd aaa=[something else] How can I replace all this lines aaa=[something] with aaa=xxx using sed? 6 Answers … Read more