How to replace English periods with other characters in php

青灯夜游
Release: 2023-03-15 18:58:01
Original
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In PHP, you can use the str_ireplace() function to replace the English period "." with other characters; this function can search for the value of the first parameter in the string. If the value exists, then It is replaced by the value of the second parameter, and the syntax is "str_ireplace(".","Specified other characters", string)".

How to replace English periods with other characters in php

The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

In PHP, you can use the str_ireplace() function to replace the English period "." with other characters.

str_ireplace() function is used to search and replace some characters in a string.

str_ireplace(find,replace,string,count)
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ParametersDescription
findRequired . Specifies the value to look for.
replaceRequired. Specifies a value that replaces the value in find.
stringRequired. Specifies the string to be searched for.
count Optional. A variable counting the number of substitutions.

str_ireplace() 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.

Example 1: In the string, replace the English period with other characters

<?php
header(&#39;content-type:text/html;charset=utf-8&#39;);   
$str = "This is a paragraph.";
echo str_ireplace(".","!",$str)."<br>";
echo str_ireplace(".","~",$str)."<br>";
echo str_ireplace("."," 123654",$str)."<br>";
?>
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How to replace English periods with other characters in php

Example 2: In the array, replace the English period with other characters Replace periods with other characters

<?php
header(&#39;content-type:text/html;charset=utf-8&#39;);   
$arr = array("1","2"," ",".","hello.",".hello");
var_dump($arr);
var_dump(str_ireplace(".","!",$arr));
var_dump(str_ireplace(".","~",$arr));
var_dump(str_ireplace("."," 123654",$arr));
?>
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How to replace English periods with other characters in php

Recommended learning: "PHP Video Tutorial"

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