<?php
 
error_reporting(-1);
 
$regexp = '!^(htt(p|ps):\/\/[\S]{3,})|(^$)!';
 
$correctNumber = array(
    'http://w...content-available-to-author-only...x.runkit_import(filename)',
    'https://1232145',
    'http://e...content-available-to-author-only...e.com',
    'https://2...content-available-to-author-only...h.hk/pr/res/461342.html#465723',
    ''
);
 
$wrongNumber = array(
    'http://example com with     many spaces',	
    ' https://2...content-available-to-author-only...h.hk/pr/res/461342.html#465723',
    'http, http://, example.com',
    'http://ex',
    'http://',
    'l',
    ' http:// ',
    'https:// ',
    'https://',
    ' ',
    '  ',
    '  ',
    '   ',
    '    ',
    '     ',
    '      ',
    '       ',
    '          ',
    '            ',
    '      sdfsdf      ',
    'sdfsdf      sdfsdf      ',
    'qeqweqw',
    '            ',
);
 
echo "Верные номера.\n\n";
 
for ($i = 0; $i < count($correctNumber); $i++) {
    if (preg_match($regexp, $correctNumber[$i])) {
        echo "[+] Номер \"{$correctNumber[$i]}\" записан верно.\n";
    } else {
        echo "[-] Номер \"{$correctNumber[$i]}\" записан не верно.\n";
    }
}
 
echo "\nНеверные номера.\n\n";
 
for ($i = 0; $i < count($wrongNumber); $i++) {
    if (preg_match($regexp, $wrongNumber[$i])) {
        echo "[+] Номер \"{$wrongNumber[$i]}\" записан верно.\n";
    } else {
        echo "[-] Номер \"{$wrongNumber[$i]}\" записан не верно.\n";
    }
}
 

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