check if character exists in string php
$a = 'Hello world?';
if (strpos($a, 'Hello') !== false) { //PAY ATTENTION TO !==, not !=
echo 'true';
}
if (stripos($a, 'HELLO') !== false) { //Case insensitive
echo 'true';
}$mystring = 'abc';
$findme = 'a';
$pos = strpos($mystring, $findme);$a = 'How are you?';
if (strpos($a, 'are') !== false) {
echo 'true';
}
$haystack = 'This is my haystack that we shall check'
$has_A = strpos($haystack, 'A') !== false;
$has_a = strpos($haystack, 'a') !== false;
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