[英]php foreach loop doesn't gives all the results?
我正在尝试从字符串中获取指定的单词。
我不知道我是否忘记了什么,但是它只显示前两个值? 有人可以帮我吗?
谢谢您的帮助!
$orgData["connector"] = 'some stringy thing SMA-female N-female FME-female';
if (preg_match_all('/(N-female|SMA-female|FME-female)/',$orgData["connector"], $matches)) {
foreach ($matches as $i => $match) {
if ($match[$i] == "N-female") {
$con1 = "|Connector: N-female";
}
if ($match[$i] == "SMA-female") {
$con2 = "|Connector: SMA-female";
}
if ($match[$i] == "FME-female") {
$con3 = "|Connector: FME-female";
}
print_r($con1 . $con2 . $con3);
}
}
您可以使用单个变量,只要找到匹配项即可追加:
$orgData = 'some stringy thing SMA-female N-female FME-female';
$con = "";
if (preg_match_all('/(?:N|SMA|FME)-female/', $orgData, $matches)) {
foreach ($matches[0] as $match) {
if ($match == "N-female") {
$con .= "|Connector: N-female";
}
if ($match == "SMA-female") {
$con .= "|Connector: SMA-female";
}
if ($match == "FME-female") {
$con .= "|Connector: FME-female";
}
}
}
echo $con; // => |Connector: SMA-female|Connector: N-female|Connector: FME-female
参见PHP演示 。
请注意,我稍微整理了一下模式:(?: (?:N|SMA|FME)-female
匹配N
, SMA
或FME
,然后-female
。
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.