How to remove Chinese colon in php

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Release: 2023-03-15 12:24:02
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In PHP, you can use the "preg_replace()" function to remove Chinese colons. This function is used to perform a regular expression search and replacement. When the parameter is set to "'/:/'", You can remove the Chinese colon, the syntax is "preg_replace('/:/', '', $str)".

How to remove Chinese colon in php

The operating environment of this article: Windows 10 system, PHP version 7.1, Dell G3 computer.

How to remove Chinese colons in php

preg_replace function performs a regular expression search and replacement.

Syntax

mixed preg_replace ( mixed $pattern , mixed $replacement , mixed $subject [, int $limit = -1 [, int &$count ]] )
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Search for the part of subject that matches pattern and replace it with replacement.

Parameter description:

$pattern: The pattern to be searched, which can be a string or a string array.

$replacement: String or array of strings used for replacement.

$subject: The target string or string array to be searched and replaced.

$limit: Optional, the maximum number of substitutions for each subject string per pattern. The default is -1 (no limit).

$count: Optional, the number of times the replacement is performed.

Return value

If subject is an array, preg_replace() returns an array, otherwise it returns a string.

If a match is found, the replaced subject is returned, otherwise the unchanged subject is returned. If an error occurs, NULL is returned.

The example is as follows:

<?php
$str = &#39;他说:没问题&#39;;
$str = preg_replace(&#39;/:/&#39;, &#39;&#39;, $str);
echo $str;
?>
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Output result:

How to remove Chinese colon in php

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