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36 lines (31 loc) · 814 Bytes
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Str.php
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36 lines (31 loc) · 814 Bytes
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<?php
declare(strict_types=1);
namespace JustHTML;
final class Str
{
public static function contains(string $haystack, string $needle): bool
{
if ($needle === '') {
return true;
}
return strpos($haystack, $needle) !== false;
}
public static function startsWith(string $haystack, string $prefix): bool
{
if ($prefix === '') {
return true;
}
return strncmp($haystack, $prefix, strlen($prefix)) === 0;
}
public static function endsWith(string $haystack, string $suffix): bool
{
$len = strlen($suffix);
if ($len === 0) {
return true;
}
if ($len > strlen($haystack)) {
return false;
}
return substr($haystack, -$len) === $suffix;
}
}