PHP reverse string function strrev () Usage

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Definition and usage
The strrev () function reverses the string.

Syntax
Strrev (string)
Parameter description
String is required. Specifies the string to be reversed.
ExampleCopyCodeThe Code is as follows: <? PHP
Echo strrev ("Hello world! ");
?>

Output:
! Dlrow olleh

For example:Copy codeThe Code is as follows: <? PHP
$ STR = "Hello World ";
$ Result = strrev ($ Str );
Echo $ result;
// The output result is dlrow olleh;
?>