Example of filtering sensitive words in php_PHP tutorial

Copy code The code is as follows:

$badword = array(
'Zhang San','Zhang Sanfeng',' Zhang San Toyota'
);
$badword1 = array_combine($badword,array_fill(0,count($badword),'*'));
$bb = 'I drove Zhang San Toyota today Go to work';
$str = strtr($bb, $badword1);
echo $str;

Copy code The code is as follows:

$hei=array(
'China',
'Japan'
);
$blacklist="/".implode("|",$hei)."/i";
$str="China is a very good country";
if(preg_match($blacklist, $str, $matches)){
print "found:". $matches[0];
} else {
print "not found.";
}

http://www.bkjia.com/PHPjc/747678.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/747678.htmlTechArticleCopy the code The code is as follows: $badword = array( 'Zhang San','Zhang Sanfeng','Zhang San Toyota' ); $badword1 = array_combine($badword,array_fill(0,count($badword),'*')); $bb = 'I drove Zhang San today...