[英]php foreach loop doesn't gives all the results?
我正在嘗試從字符串中獲取指定的單詞。
我不知道我是否忘記了什么,但是它只顯示前兩個值? 有人可以幫我嗎?
謝謝您的幫助!
$orgData["connector"] = 'some stringy thing SMA-female N-female FME-female';
if (preg_match_all('/(N-female|SMA-female|FME-female)/',$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);
}
}
您可以使用單個變量,只要找到匹配項即可追加:
$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
參見PHP演示 。
請注意,我稍微整理了一下模式:(?: (?:N|SMA|FME)-female
匹配N
, SMA
或FME
,然后-female
。
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