如何检查文本是否包含至少一个A到Z字母？

Question

How can I write this in PHP?

if ($text contains at least one letter from A to Z, regardless of numbers or other characters)
    echo 'Yes';
else
    echo 'No';

Please help.

Answer 1

Here's something that will help

preg_match("/[a-z]/i",$text);