Study PHP Skills, Share PHP Code
//transfer ASCII to string $string = “78b101b116b87b105b110b100”; $tags = explode(‘b’, $string);Â foreach($tags as $key) { echo chr($key);Â } //transfer string toASCII echo “<br><br>”; $string = “Tiger Young”; foreach($tags as $key) { echo ord($key).”b”;Â } echo “<br><br>”;
I want to add some text at the footer of Zen Cart, how to do? In fact, it is very simple. Just modify some code as the following.
str_replace (PHP 4, PHP 5) str_replace — Replace all occurrences of the search string with the replacement string $vowels = array(“a”, “e”, “i”, “o”, “u”, “A”, “E”, “I”, “O”, “U”); $onlyconsonants = str_replace($vowels, “”, “Hello World of PHP”);
When you run wordpress under xamm, Fatal error: Allowed memory size of 33554432 bytes exhausted (tried to allocate 334230 bytes) in D:\xampp\htdocs\test.php on line814. Â 1. Open \xampp\apache\bin\php.ini .Do not go to the directory of phpt to find php5.ini . 2…. Read moreIncrease the memory-limit in php
trim (PHP 4, PHP 5) trim — Strip whitespace (or other characters) from the beginning and end of a string
get_ip_list below is a function that you must call in order to get something. function get_ip_list() { $tmp = array(); if (isset($_SERVER[‘HTTP_X_FORWARDED_FOR’]) && strpos($_SERVER[‘HTTP_X_FORWARDED_FOR’],’,’)) { $tmp += explode(‘,’,$_SERVER[‘HTTP_X_FORWARDED_FOR’]); } elseif (isset($_SERVER[‘HTTP_X_FORWARDED_FOR’])) { $tmp[] = $_SERVER[‘HTTP_X_FORWARDED_FOR’]; } $tmp[] = $_SERVER[‘REMOTE_ADDR’]; return… Read moreCode to display visitors IP address on website
The problem: we have an array of items in PHP and we want to find out if a specific item is in the array. In code we can define the array as:
ucfirst — Make a string’s first character uppercase example: $coo= ‘clay desiccant!’; $coo= ucfirst($desiccant); // Clay desiccant! $bar = ‘CLAY DESICCANT!’; $bar = ucfirst($bar); // CLAY DESICCANT! $bar = ucfirst(strtolower($bar)); // Clay desiccant!
$dirname=”E:/zhanzhongjie/chengbiao-com/chengbiao-com”; $dir_handle=opendir($dirname); while($file=readdir($dir_handle))
/*random function $length: length of needed number */ function random($length) { $hash = â€; $chars = ‘0123456789′; $max = strlen($chars) – 1; mt_srand((double)microtime() * 1000000); for($i = 0; $i < $length; $i++) { $hash .= $chars[mt_rand(0, $max)]; }