strncasecmp - PHP code example

The PHP Function Strncasecmp

PHP has various built-in functions that can help developers create effective and efficient applications. One of the most useful functions is strcmp() and strcasecmp(), which are used for comparing strings. These functions are very useful in cases where the comparison needs to be performed case-insensitively.

strcmp() compares the first characters of two strings, disregarding the case of the letters. It returns a value that is less than 0 if the first string is smaller than the second string, or greater than 0 if the first string is greater than the second string. strcasecmp() is similar to strcmp(), but it allows you to specify the number of characters from each string that should be compared.

PHP is a powerful programming language that allows you to create dynamic websites and applications. It has many features that allow you to easily build web applications that are customizable, robust, and secure. However, if you are new to PHP, it can be difficult to understand all of its functions. In this article, we will discuss the php function strncasecmp, which is used to compare strings in a case-insensitive manner.

php strncasecmp is a built-in function that compares two strings in a case-insensitive manner up to a specific length. This function is similar to strcmp(), except it allows you to specify the number of characters (len) from each string that should be used in the comparison. This function is binary-safe and works the same way as strcmp().

strncasecmp example

return $chunks;
    }

    public function startsWith(string|iterable|AbstractString $prefix): bool
    {
        if ($prefix instanceof AbstractString) {
            $prefix = $prefix->string;
        } elseif (!\is_string($prefix)) {
            return parent::startsWith($prefix);
        }

        return '' !== $prefix && 0 === ($this->ignoreCase ? strncasecmp($this->string, $prefix, \strlen($prefix)) : strncmp($this->string, $prefix, \strlen($prefix)));
    }

    public function title(bool $allWords = false): static
    {
        $str = clone $this;
        $str->string = $allWords ? ucwords($str->string) : ucfirst($str->string);

        return $str;
    }

    public function toUnicodeString(string $fromEncoding = null): UnicodeString
    {

#line 2864 "smarty_internal_templateparser.php" #line 969 "smarty_internal_templateparser.y"     function yy_r153(){
    if (!$this->security || $this->smarty->security_policy->isTrustedPhpFunction($this->yystack[$this->yyidx + -3]->minor, $this->compiler)) {
        if (strcasecmp($this->yystack[$this->yyidx + -3]->minor,'isset') === 0 || strcasecmp($this->yystack[$this->yyidx + -3]->minor,'empty') === 0 || strcasecmp($this->yystack[$this->yyidx + -3]->minor,'array') === 0 || is_callable($this->yystack[$this->yyidx + -3]->minor)) {
            $func_name = strtolower($this->yystack[$this->yyidx + -3]->minor);
            if ($func_name == 'isset') {
                if (count($this->yystack[$this->yyidx + -1]->minor) == 0) {
                    $this->compiler->trigger_template_error ('Illegal number of paramer in "isset()"');
                }
                $par = implode(',',$this->yystack[$this->yyidx + -1]->minor);
                if (strncasecmp($par,'$_smarty_tpl->getConfigVariable',strlen('$_smarty_tpl->getConfigVariable')) === 0) {
                    $this->prefix_number++;
                    $this->compiler->prefix_code[] = '<?php $_tmp'.$this->prefix_number.'='.str_replace(')',', false)',$par).';?>';
                    $isset_par = '$_tmp'.$this->prefix_number;
                } else {
                    $isset_par=str_replace("')->value","',null,true,false)->value",$par);
                }
                $this->_retvalue = $this->yystack[$this->yyidx + -3]->minor . "(". $isset_par .")";
            } elseif (in_array($func_name,array('empty','reset','current','end','prev','next'))){
                if (count($this->yystack[$this->yyidx + -1]->minor) != 1) {
                    $this->compiler->trigger_template_error ('Illegal number of paramer in "empty()"');
                }

$url = parse_url($location ?? ':');

                if (isset($url['host']) && null !== $ip = $multi->dnsCache->hostnames[$url['host'] = strtolower($url['host'])] ?? null) {
                    // Populate DNS cache for redirects if needed                     $port = $url['port'] ?? ('http' === ($url['scheme'] ?? parse_url(curl_getinfo($ch, \CURLINFO_EFFECTIVE_URL), \PHP_URL_SCHEME)) ? 80 : 443);
                    curl_setopt($ch, \CURLOPT_RESOLVE, ["{$url['host']}:$port:$ip"]);
                    $multi->dnsCache->removals["-{$url['host']}:$port"] = "-{$url['host']}:$port";
                }
            }
        }

        if (401 === $statusCode && isset($options['auth_ntlm']) && 0 === strncasecmp($headers['www-authenticate'][0] ?? '', 'NTLM ', 5)) {
            // Continue with NTLM auth         } elseif ($statusCode < 300 || 400 <= $statusCode || null === $location || curl_getinfo($ch, \CURLINFO_REDIRECT_COUNT) === $options['max_redirects']) {
            // Headers and redirects completed, time to get the response's content             $multi->handlesActivity[$id][] = new FirstChunk();

            if ('HEAD' === $info['http_method'] || \in_array($statusCode, [204, 304], true)) {
                $waitFor = '_0'; // no content expected                 $multi->handlesActivity[$id][] = null;
                $multi->handlesActivity[$id][] = null;
            } else {
                $waitFor[0] = 'C'; // C = content