PHP Chinese processing function collection_PHP tutorial
--- Space ---
string GBspace(string) --------- Add space between each Chinese character
string GBunspace(string) ------- Each Chinese character Clear spaces between words
string clear_space(string) ------- Used to clear excess spaces
--- Conversion ---
string GBcase(string,offset) --- Convert the Chinese and English characters in the string to uppercase and lowercase
offset: "upper" - Convert the string to all uppercase (strtoupper)
"lower" - Convert the string to all lowercase (strtolower)
"ucwords" - Change the first letter of each word in the string to uppercase (ucwords)
"ucfirst" - Change the first letter of the string to uppercase (ucfirst)
string GBrev(string) --- -------- Reverse the string
--- Text check---
int GB_check(string) ----------- Check whether there is a string in the string If it contains GB characters, it will return true.
Otherwise, it will return false.
int GB_all(string) ------------- Check whether all words in the string have GB characters. If so, it will return true,
otherwise it will return false
int GB_non(string) ------------- Check if all the words in the string are not GB words, it will return true,
otherwise Will return false
int GBlen(string) -------------- Return the length of the string (Chinese characters only count one letter)
--- Search, replace, Extract ---
int/array GBpos(haystack,needle,[offset]) ---- Find string (strpos)
offset: Leave blank - find the first occurrence of
int - Search for the first occurrence of this position
"r" - Find the last occurrence of the position (strrpos)
"a" - Store all found words as an array (return array)
string GB_replace(needle,str,haystack) -- Find and replace strings (str_replace)
string GB_replace_i(needle,str_f,str_b,haystack) -- Find and replace strings without checking case
needle - Find letters
str - Replace letters (str_f - before the letter, str_b after the letter)
haystack - String
string GBsubstr(string,start,[length]) -- from string Extract a string from start to end or length
length.
Chinese characters only count one letter, and positive and negative numbers can be used.
string GBstrnear(string,length) – Extract the string closest to length from string.
length Chinese Chinese characters are 2 letters long.
--- Note ---
Before using the string returned by Form, please stripslashes() the string first to remove excess.
Usage: Add:
include ("GB.inc");
to the original PHP code to use the above tool functions.
*/
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function GBlen($string) {
$l = strlen($string);
$ ptr = 0;
$a = 0;
while ($a $ch = substr($string,$a,1);
$ch2 = substr( $string,$a+1,1);
if (ord($ch) >= HexDec("0x81") && ord($ch2) >= HexDec("0x40")) {
$ptr++;
$a += 2;
} else {
$ptr++;
$a++;
} // END IF
} // END WHI?
?>

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