Laravel 5 String Helpers: Replacing the Last Occurrence of a Value

The replaceLast helper method is the logical opposite of the replaceFirst helper method. It is used to replace the last occurrence of a given $search string with the provided $replace string in the $subject string. All three parameters are required and must be strings.

#Signature

1public static function replaceLast(
2        $search,
3        $replace,
4        $subject
5    );

#Example Use

The following examples highlight the basic usage of the replaceLast method. The results of the method call will appear above the call as a comment.

 1use Illuminate\Support\Str;
 2 
 3// Hello! Goodbye!
 4Str::replaceLast('Hello', 'Goodbye', 'Hello! Hello!');
 5 
 6// Super long content. Another sentence. Final sentence∎
 7Str::replaceLast(
 8    '.', '∎',
 9    'Super long content. Another sentence. Final sentence.'
10);

#Global str_replace_last Helper Function

The str_replace_last function is a shortcut to calling Str::replaceLast. This function is declared in the global namespace.

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