Php 多个带逗号和-(连字符)的分解字符
我想为所有人分解一个字符串:Php 多个带逗号和-(连字符)的分解字符,php,string,split,explode,Php,String,Split,Explode,我想为所有人分解一个字符串: 空白(\n\t等) 逗号 连字符(小破折号)。像这样>>- 但这不起作用: $keywords = explode("\n\t\r\a,-", "my string"); 怎么做?爆炸不能那样做。为此调用了一个很好的函数。这样做: $keywords = preg_split("/[\s,-]+/", "This-sign, is why we can't have nice things"); var_dump($keywords); 这将产生: arra
$keywords = explode("\n\t\r\a,-", "my string");
怎么做?爆炸不能那样做。为此调用了一个很好的函数。这样做:
$keywords = preg_split("/[\s,-]+/", "This-sign, is why we can't have nice things");
var_dump($keywords);
这将产生:
array
0 => string 'This' (length=4)
1 => string 'sign' (length=4)
2 => string 'is' (length=2)
3 => string 'why' (length=3)
4 => string 'we' (length=2)
5 => string 'can't' (length=5)
6 => string 'have' (length=4)
7 => string 'nice' (length=4)
8 => string 'things' (length=6)
顺便说一句,不要使用拆分,它已被弃用。。。。或者,如果您不喜欢正则表达式,但仍希望分解某些内容,则可以在分解之前用一个字符替换多个字符:
$keywords = explode("-", str_replace(array("\n", "\t", "\r", "\a", ",", "-"), "-",
"my string\nIt contains text.\rAnd several\ntypes of new-lines.\tAnd tabs."));
var_dump($keywords);
这将导致:
array(6) {
[0]=>
string(9) "my string"
[1]=>
string(17) "It contains text."
[2]=>
string(11) "And several"
[3]=>
string(12) "types of new"
[4]=>
string(6) "lines."
[5]=>
string(9) "And tabs."
}
此技术在连字符上分解之前,在输入字符串上进行6次遍历(字符串x6的完全遍历)。我将在shamittomar的答案中使用更简单的单函数调用,因为它只对输入字符串进行一次传递。