How to remove special symbols from php array

php method to remove symbols: first create a string array; then use the "preg_replace" function to replace the specified symbol with an empty string. The statement is "$arr[$i]=preg_replace(' #\-#','',$arr[$i]);".

Remove special symbols from elements in php array

First of all, your array must be a string array, if not you Use the strval() function to convert each array element into a string,

Then, use the preg_replace function to replace '-' with an empty string, and that's it.

The complete PHP program is as follows:

<?php
 
$arr=array(&#39;2015-01&#39;,&#39;2015-02&#39;,&#39;2015-03&#39;,&#39;2015-04&#39;);
 
for($i=0;$i<count($arr);$i++){    
 
 $arr[$i]=preg_replace(&#39;#\-#&#39;,&#39;&#39;,$arr[$i]);
 
}
 
print_r($arr); 
 
?>

Run result:

Array (    [0] => 201501    [1] => 201502    [2] => 201503    [3] => 201504 )

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