PHP截取特定字符前面或后面的内容1.截取特定字符前的内容$es='/home/es/es.x';$esul=subs($es,0,spos($es,&quo;/&quo;));echo$esul;输出：/home/es2.截
PHP截取特定字符前面或后面的内容
1.截取特定字符前的内容
$test = '/home/test/test.txt';
$result = substr($test,0,strrpos($test,"/"));
echo $result;
输出：/home/test
2.截取特定字符后的内容
$number = '/home/test/test.txt';
$result = substr($number,strripos($number,"/")+1);
echo $result;
输出：test.txt
