How to remove tags and spaces in php
Removal steps: 1. Use the strip_tags() function to remove HTML, XML and PHP tags in the string. The syntax is "strip_tags (original string)", which will return a new string with the tags removed; 2. Use the str_replace() function to remove spaces. You only need to search for space characters in the new string and replace them with null characters. The syntax is "str_replace(" ", "", new string)".
The operating environment of this tutorial: windows7 system, PHP8.1 version, DELL G3 computer
php remove tags and Steps for spaces
Step 1. Use the strip_tags() function to remove tags
The strip_tags() function can strip the string HTML, XML and PHP tags.
<?php header('content-type:text/html;charset=utf-8'); $str=" <b>hello</b> world !<br> ! "; echo $str."<br>"; $newstr=strip_tags($str); echo $newstr; ?>
Step 2: Use str_replace() function to remove spaces
Just use str_replace() function to search in the string space characters and replace them with null characters.
<?php
header('content-type:text/html;charset=utf-8');
$str=" <b>hello</b> world !<br> ! ";
echo $str."<br><br>";
$newstr=strip_tags($str);
echo $newstr."<br><br>";
echo str_replace(" ", "", $newstr);
?>
Description:
str_replace() function replaces some characters in a string (case sensitive).
str_replace(find,replace,string,count)
| Parameters | Description |
|---|---|
| find | Required . Specifies the value to look for. |
| replace | Required. Specifies a value that replaces the value in find. |
| string | Required. Specifies the string to be searched for. |
| count | Optional. A variable counting the number of substitutions. |
Return value: Returns a string or array with replacement value.
This function must follow the following rules:
If the searched string is an array, then it will return an array.
If the searched string is an array, then it will find and replace each element in the array.
If an array needs to be searched and replaced at the same time, and the elements to be replaced are less than the number of found elements, the excess elements will be replaced with empty strings .
If you search an array and replace only one string, the replacement string will work for all found values.
Recommended learning: "PHP Video Tutorial"
The above is the detailed content of How to remove tags and spaces in php. For more information, please follow other related articles on the PHP Chinese website!
Hot AI Tools
Undress AI Tool
Undress images for free
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Clothoff.io
AI clothes remover
Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!
Hot Article
Hot Tools
Notepad++7.3.1
Easy-to-use and free code editor
SublimeText3 Chinese version
Chinese version, very easy to use
Zend Studio 13.0.1
Powerful PHP integrated development environment
Dreamweaver CS6
Visual web development tools
SublimeText3 Mac version
God-level code editing software (SublimeText3)
edge pdf viewer not working
Aug 07, 2025 pm 04:36 PM
TestthePDFinanotherapptodetermineiftheissueiswiththefileorEdge.2.Enablethebuilt-inPDFviewerbyturningoff"AlwaysopenPDFfilesexternally"and"DownloadPDFfiles"inEdgesettings.3.Clearbrowsingdataincludingcookiesandcachedfilestoresolveren
VS Code shortcut to focus on explorer panel
Aug 08, 2025 am 04:00 AM
In VSCode, you can quickly switch the panel and editing area through shortcut keys. To jump to the left Explorer panel, use Ctrl Shift E (Windows/Linux) or Cmd Shift E (Mac); return to the editing area to use Ctrl ` or Esc or Ctrl 1~9. Compared to mouse operation, keyboard shortcuts are more efficient and do not interrupt the encoding rhythm. Other tips include: Ctrl KCtrl E Focus Search Box, F2 Rename File, Delete File, Enter Open File, Arrow Key Expand/Collapse Folder.
Fixed: Windows Update Failed to Install
Aug 08, 2025 pm 04:16 PM
RuntheWindowsUpdateTroubleshooterviaSettings>Update&Security>Troubleshoottoautomaticallyfixcommonissues.2.ResetWindowsUpdatecomponentsbystoppingrelatedservices,renamingtheSoftwareDistributionandCatroot2folders,thenrestartingtheservicestocle
Compare and contrast PHP Traits, Abstract Classes, and Interfaces with practical use cases.
Aug 11, 2025 pm 11:17 PM
Useinterfacestodefinecontractsforunrelatedclasses,ensuringtheyimplementspecificmethods;2.Useabstractclassestosharecommonlogicamongrelatedclasseswhileenforcinginheritance;3.Usetraitstoreuseutilitycodeacrossunrelatedclasseswithoutinheritance,promotingD
How to work with arrays in php
Aug 20, 2025 pm 07:01 PM
PHParrayshandledatacollectionsefficientlyusingindexedorassociativestructures;theyarecreatedwitharray()or[],accessedviakeys,modifiedbyassignment,iteratedwithforeach,andmanipulatedusingfunctionslikecount(),in_array(),array_key_exists(),array_push(),arr
Mastering Flow Control Within foreach Using break, continue, and goto
Aug 06, 2025 pm 02:14 PM
breakexitstheloopimmediatelyafterfindingatarget,idealforstoppingatthefirstmatch.2.continueskipsthecurrentiteration,usefulforfilteringitemsliketemporaryfiles.3.gotojumpstoalabeledstatement,acceptableinrarecaseslikecleanuporerrorhandlingbutshouldbeused
Fix: Ethernet 'Unidentified Network'
Aug 12, 2025 pm 01:53 PM
Restartyourrouterandcomputertoresolvetemporaryglitches.2.RuntheNetworkTroubleshooterviathesystemtraytoautomaticallyfixcommonissues.3.RenewtheIPaddressusingCommandPromptasadministratorbyrunningipconfig/release,ipconfig/renew,netshwinsockreset,andnetsh
Describe the Observer design pattern and its implementation in PHP.
Aug 15, 2025 pm 01:54 PM
TheObserverdesignpatternenablesautomaticnotificationofdependentobjectswhenasubject'sstatechanges.1)Itdefinesaone-to-manydependencybetweenobjects;2)Thesubjectmaintainsalistofobserversandnotifiesthemviaacommoninterface;3)Observersimplementanupdatemetho
