How to delete specified string in php string

php method to delete a specified string in a string: 1. Use the strpos function to find the position of the string; 2. Use the strlen function to calculate the length of the string; 3. Use the substr_replace function to replace the specified string. Can.

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## The #strlen() function returns the length of the string.

The strpos() function finds the first occurrence of a string in another string (case sensitive).

The substr_replace() function replaces part of a string with another string.

Implementation code:

$ex = 'http://img.path.com';
$email= 'http://img.path.com/uploads/20190723/c700499be56d6a97c32985bda0c7745b.png';
$count=strpos($email,"$ex");
$strlen = strlen($ex);
$str=substr_replace($email,"",$count,$strlen);
echo $str;

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