<!DOCTYPE html> <html> <body> <?php $people = array("Bill", "Steve", "Mark", "David"); if (in_array("Mark", $people)) { echo "匹配已找到"; } else { echo "匹配未找到"; } ?> </body> </html>
<!DOCTYPE html> <html> <body> <?php $people = array("Bill", "Steve", "Mark", "David"); if (in_array("Mark", $people)) { echo "匹配已找到"; } else { echo "匹配未找到"; } ?> </body> </html>