|
|
php.net | support | documentation | report a bug | advanced search | search howto | statistics | random bug | login |
[2000-01-18 21:51 UTC] tom at zworg dot com
how about an optional 3rd arg 'limit' for explode()? like split() has PatchesPull RequestsHistoryAllCommentsChangesGit/SVN commits
|
|||||||||||||||||||||||||||
Copyright © 2001-2023 The PHP GroupAll rights reserved. |
Last updated: Fri Dec 08 11:01:26 2023 UTC |
suspended 'till after release patch: --- ext/standard/php_string.h 2000/04/26 00:29:59 1.12 +++ ext/standard/php_string.h 2000/05/19 22:00:38 1.13 @@ -109,7 +109,7 @@ PHPAPI void php_char_to_str(char *str, uint len, char from, char *to, int to_len, pval *result); PHPAPI void php_implode(pval *delim, pval *arr, pval *return_value); -PHPAPI void php_explode(pval *delim, pval *str, pval *return_value); +PHPAPI void php_explode(pval *delim, pval *str, pval *return_value, int limit); PHPAPI inline char *php_memnstr(char *haystack, char *needle, int needle_len, char *end); PHPAPI size_t php_strspn(char *s1, char *s2, char *s1_end, char *s2_end); PHPAPI size_t php_strcspn(char *s1, char *s2, char *s1_end, char *s2_end); --- ext/standard/string.c 2000/05/18 15:34:35 1.110 +++ ext/standard/string.c 2000/05/19 22:00:38 1.111 @@ -213,7 +213,7 @@ } /* }}} */ -PHPAPI void php_explode(zval *delim, zval *str, zval *return_value) +PHPAPI void php_explode(zval *delim, zval *str, zval *return_value, int limit) { char *p1, *p2, *endp; int i = 0; @@ -229,22 +229,37 @@ do { add_index_stringl(return_value, i++, p1, p2-p1, 1); p1 = p2 + delim->value.str.len; + if((limit>=0)&&(i>=limit-1)) + break; } while ((p2 = php_memnstr(p1, delim->value.str.val, delim->value.str.len, endp)) != NULL); - if (p1 <= endp) { + if ((p1 <= endp)|| ((limit>=0)&&(i>=limit-1))){ add_index_stringl(return_value, i++, p1, endp-p1, 1); } } } -/* {{{ proto array explode(string separator, string str) +/* {{{ proto array explode(string separator, string str [, int limit]) Split a string on string separator and return array of components */ PHP_FUNCTION(explode) { - zval **str, **delim; + zval **str, **delim, **zlimit = NULL; + int limit; - if (ARG_COUNT(ht) != 2 || zend_get_parameters_ex(2, &delim, &str) == FAILURE) { + switch (ARG_COUNT(ht)) { + case 2: + if (zend_get_parameters_ex(2, &delim, &str) == FAILURE) + WRONG_PARAM_COUNT; + limit=-1; + break; + case 3: + if (zend_get_parameters_ex(3, &delim, &str, &zlimit) == FAILURE) WRONG_PARAM_COUNT; + convert_to_long_ex(zlimit); + limit = (*zlimit)->value.lval; + break; + default: + WRONG_PARAM_COUNT; } convert_to_string_ex(str); @@ -259,7 +274,11 @@ RETURN_FALSE; } - php_explode(*delim, *str, return_value); + if((limit==0)||(limit==1)) { + add_index_stringl(return_value, 0, (*str)->value.str.val, (*str)->value.str.len, 1); + } else { + php_explode(*delim, *str, return_value, limit); + } } /* }}} */