Remove the HTML tag $ text = strip_tags ($ input,); returns the text functionGetBetween ($ content, $ start, $ end) between $ start and $ end) {$ r = explode ($ start, $ content); if (isse
Remove HTML tags
- $text = strip_tags($input, "");
Returns the text between $ start and $ end.
- function GetBetween($content,$start,$end){
- $r = explode($start, $content);
- if (isset($r[1])){
- $r = explode($end, $r[1]);
- return $r[0];
- }
- return '';
- }
Convert a url to a link
- $url = "Jean-Baptiste Jung (http://www.webdevcat.com)";
- $url = preg_replace("#http://([A-z0-9./-]+)#", '$0', $url);
Split the string to 140 characters
- function split_to_chunks($to,$text){
- $total_length = (140 - strlen($to));
- $text_arr = explode(" ",$text);
- $i=0;
- $message[0]="";
- foreach ($text_arr as $word){
- if ( strlen($message[$i] . $word . ' ') <= $total_length ){
- if ($text_arr[count($text_arr)-1] == $word){
- $message[$i] .= $word;
- } else {
- $message[$i] .= $word . ' ';
- }
- } else {
- $i++;
- if ($text_arr[count($text_arr)-1] == $word){
- $message[$i] = $word;
- } else {
- $message[$i] = $word . ' ';
- }
- }
- }
- return $message;
- }
Delete a URL from a string
- $string = preg_replace('/\b(https?|ftp|file):\/\/[-A-Z0-9+&@#\/%?=~_|$!:,.;]*[A-Z0-9+&@#\/%=~_|$]/i', '', $string);
Convert string to SEO-friendly string
- function slug($str){
- $str = strtolower(trim($str));
- $str = preg_replace('/[^a-z0-9-]/', '-', $str);
- $str = preg_replace('/-+/', "-", $str);
- return $str;
- }
Parse CSV files
- $fh = fopen("contacts.csv", "r");
- while($line = fgetcsv($fh, 1000, ",")) {
- echo "Contact: {$line[1]}";
- }
String search
- function contains($str, $content, $ignorecase=true){
- if ($ignorecase){
- $str = strtolower($str);
- $content = strtolower($content);
- }
- return strpos($content,$str) ? true : false;
- }
Check whether the string starts with a string
- function String_Begins_With($needle, $haystack {
- return (substr($haystack, 0, strlen($needle))==$needle);
- }
Extract the email address from the string
- function extract_emails($str){
- // This regular expression extracts all emails from a string:
- $regexp = '/([a-z0-9_\.\-])+\@(([a-z0-9\-])+\.)+([a-z0-9]{2,4})+/i';
- preg_match_all($regexp, $str, $m);
-
- return isset($m[0]) ? $m[0] : array();
- }
-
- $test_string = 'This is a test string...
-
- test1@example.org
-
- Test different formats:
- test2@example.org;
- "test3@example.org">foobar
-
-
- strange formats:
- test5@example.org
- test6[at]example.org
- test7@example.net.org.com
- test8@ example.org
- test9@!foo!.org
-
- foobar
- ';
-
- print_r(extract_emails($test_string));
[PHP] code
- function extract_emails($str){
- // This regular expression extracts all emails from a string:
- $regexp = '/([a-z0-9_\.\-])+\@(([a-z0-9\-])+\.)+([a-z0-9]{2,4})+/i';
- preg_match_all($regexp, $str, $m);
-
- return isset($m[0]) ? $m[0] : array();
- }
-
- $test_string = 'This is a test string...
-
- test1@example.org
-
- Test different formats:
- test2@example.org;
- "test3@example.org">foobar
-
-
- strange formats:
- test5@example.org
- test6[at]example.org
- test7@example.net.org.com
- test8@ example.org
- test9@!foo!.org
-
- foobar
- ';
-
- print_r(extract_emails($test_string));