PHP проверяет, содержит ли строка слово
$myString = 'Hello Bob how are you?';
if (strpos($myString, 'Bob') !== false) {
echo "My string contains Bob";
}
Grepper
$myString = 'Hello Bob how are you?';
if (strpos($myString, 'Bob') !== false) {
echo "My string contains Bob";
}$a = 'How are you?';
if (strpos($a, 'are') !== false) {
echo 'true';
}// this method is new with PHP 8 and above
$haystack = "Damn, I wonder if this string contains a comma.";
if (str_contains($haystack, ",")) {
echo "There is a comma!!";
}$result = strpos("haystack", "needle");
if ($result != false)
{
// text found
}// returns true if $needle is a substring of $haystack
function contains($haystack, $needle){
return strpos($haystack, $needle) !== false;
}