Summary of str_replace function in php_PHP tutorial

String replacement.
Syntax: string str_replace(string needle, string str, string haystack);
Return value: String
Function type: Data processing
Content description

This function converts a string into Substitute str into the haystack string and replace all needles with str. mlevine@adtraq.com (11-Apr-1999) pointed out that in PHP version 3.0.7, this function has some bugs, while nadeem@bleh.org (05-Jun-1999) added that in PHP version 3.0.8, the function returns to normal. .
Usage Example

The following example replaces %body% with black

$bodytag = str_replace("%body%", "black", "");
echo $bodytag;
>

Format:
[@str_replace("Old content to be replaced", "To replace the original New characters of the content", $Variable name of the replaced content)]
[@str_replace(array('old1','old2','old3'), array('new1','new2 ', 'New 3'), $Variable name of the replaced content)]
[@str_replace(array('Old 1', 'Old 2', 'Old 3'), 'New content', $ is replaced Variable name of content)]
Example:
Many-to-one replacement: I want to clear all

tags in the content field and replace them with empty

[@ str_replace(array('

','

'), '', $Content)]
One-to-one replacement: I want to replace all
tags in the content field with < ;p>

[@str_replace('
', '

', $Content)]
Many-to-many replacement: I want to replace the
in the content field into
, at the same time

is replaced with

---

, clearing all

Summary of using str_replace function in PHP

PHP regular function preg_replace ()Parameter description

http://www.bkjia.com/PHPjc/318347.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/318347.htmlTechArticleString replacement. Syntax: string str_replace(string needle, string str, string haystack); Return value: String Function type: Data processing Content description This function substitutes the string str into...