str_starts_with

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Checks if a string starts with a given substring

str_starts_with ( string $haystack , string $needle ) : bool

haystack

The string to search in.

needle

The substring to search for in the haystack.

Returns TRUE if haystack begins with needle, FALSE otherwise.

<?

$haystack = "needle haystack haystack";
$needle = "needle";

$return = str_starts_with($haystack, $needle);

var_export($return);

?>

<?

$haystack = "an empty needle returns true";
$needle = "";

$return = str_starts_with($haystack, $needle);

var_export($return);

?>

<?

$haystack = "case";
$needle1 = "Case";
$needle2 = "case";
$needle3 = "CASE";

$return1 = str_starts_with($haystack, $needle1);
$return2 = str_starts_with($haystack, $needle2);
$return3 = str_starts_with($haystack, $needle3);

var_export($return1);
var_export($return2);
var_export($return3);

?>

str_contains

str_ends_with

PHP