Method: 1. Use the "str_replace(" ","Other characters",$str)" statement to replace the nbsp character with other characters; 2. Use "preg_replace("/(\s|\  \;||\xc2\xa0)/","Other characters",$str)" statement.
The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer
nbspSpace character
In HTML,
is a space entity, also known as a non-breaking space. It is the most common space and the space we use the most. Most people may only Touched , which is the space generated by pressing the space key. In HTML, if you use the space bar to generate this space, the spaces will not accumulate (only count as 1). It can only be accumulated using html entity representation.
The width occupied by this space is obviously and strongly affected by the font.
<?php header('content-type:text/html;charset=utf-8'); $str= 'PHP 中文网 欢迎你 !'; echo $str; ?>
How to replace nbsp space characters in php
Method 1: Use str_replaceh() Function
uses str_replaceh() to search for the "
" substring and replace it with other characters, such as the null character.
<?php header('content-type:text/html;charset=utf-8'); $str= 'PHP 中文网 欢迎你 !'; echo $str."<br>"; $newStr=str_replace(" ","",$str); echo $newStr; ?>
Method 2: Use the preg_replace() function and regular expressions
Use regular expressions to search for strings All "
" and replace them with other characters, such as the empty character ''
.
Regular expression used:
/(\s|\ \;||\xc2\xa0)/
<?php header('content-type:text/html;charset=utf-8'); $str= 'PHP 中文网 欢迎你 !'; echo $str."<br>"; $newStr=preg_replace("/(\s|\ \;||\xc2\xa0)/","", $str);; echo $newStr; ?>
Recommended learning: "PHP Video Tutorial"
The above is the detailed content of How to replace nbsp space characters in php. For more information, please follow other related articles on the PHP Chinese website!

The article compares ACID and BASE database models, detailing their characteristics and appropriate use cases. ACID prioritizes data integrity and consistency, suitable for financial and e-commerce applications, while BASE focuses on availability and

The article discusses securing PHP file uploads to prevent vulnerabilities like code injection. It focuses on file type validation, secure storage, and error handling to enhance application security.

Article discusses best practices for PHP input validation to enhance security, focusing on techniques like using built-in functions, whitelist approach, and server-side validation.

The article discusses strategies for implementing API rate limiting in PHP, including algorithms like Token Bucket and Leaky Bucket, and using libraries like symfony/rate-limiter. It also covers monitoring, dynamically adjusting rate limits, and hand

The article discusses the benefits of using password_hash and password_verify in PHP for securing passwords. The main argument is that these functions enhance password protection through automatic salt generation, strong hashing algorithms, and secur

The article discusses OWASP Top 10 vulnerabilities in PHP and mitigation strategies. Key issues include injection, broken authentication, and XSS, with recommended tools for monitoring and securing PHP applications.

The article discusses strategies to prevent XSS attacks in PHP, focusing on input sanitization, output encoding, and using security-enhancing libraries and frameworks.

The article discusses the use of interfaces and abstract classes in PHP, focusing on when to use each. Interfaces define a contract without implementation, suitable for unrelated classes and multiple inheritance. Abstract classes provide common funct


Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

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

MantisBT
Mantis is an easy-to-deploy web-based defect tracking tool designed to aid in product defect tracking. It requires PHP, MySQL and a web server. Check out our demo and hosting services.

Dreamweaver Mac version
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

PhpStorm Mac version
The latest (2018.2.1) professional PHP integrated development tool

WebStorm Mac version
Useful JavaScript development tools