query sql in php
$sql = "SELECT id, firstname, lastname FROM MyGuests";
$result = $conn->query($sql);
if ($result->num_rows > 0) {
// output data of each row
while($row = $result->fetch_assoc()) {
echo "id: " . $row["id"]. " - Name: " . $row["firstname"]. " " . $row["lastname"]. "<br>";
}
} else {
echo "0 results";
}
$conn->close();and php
$a and $b And true if both $a and $b are true.
$a or $b Or true if either $a or $b is true.
$a xor $b Xor true if either $a or $b is true, but not both.
! $a Not true if $a is not true.
$a && $b And true if both $a and $b are true.
$a || $b Or true if either $a or $b is true.Copyright © 2021 Codeinu
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