PHP How to check if String Ends with Punctuation

In this PHP tutorial, you shall learn how to check if given string ends with a punctuation using ctype_punct() function, with example programs.

PHP Check if String Ends with Punctuation

To check if given string ends with punctuation character, get the last character of the string and pass this character to ctype_punct() built-in PHP function. ctype_punct() returns true if the character matches punctuation character, else it returns false.

The syntax of condition to check if the last character is punctuation or not is

ctype_punct($lastchar)

Examples

1 Check if String Ends with Punctuation

In this example, we will take a string, “Hello World!”, in $string variable. We will get the last character using $string[-1]. We shall then pass this last character as argument to ctype_punct() function. We can use the ctype_punct() as a condition in PHP If statement. If ctype_punct() returns true, then our string ends with punctuation.

PHP Program

<?php
$string = "Hello World!";
$lastchar = $string[-1];
if ( ctype_punct($lastchar) ) {
    echo "\"{$string}\" ends with punctuation.";
} else {
    echo "\"{$string}\" does not end with punctuation.";
}
?>

Output

Conclusion

In this PHP Tutorial, we learned how to check if a string ends with punctuation, using PHP built-in function ctype_punct().