php过滤html标签、特殊字符、转义字符
function search_fill($content){
$html_string = htmlspecialchars_decode($content);
$html_string = str_replace(" ", "", $html_string);
$html_string = str_replace("'", "", $html_string);
$html_string = str_replace("“", "", $html_string);
$html_string = str_replace("”", "", $html_string);
$html_string = str_replace("‘", "", $html_string);
$html_string = str_replace("’", "", $html_string);
$html_string = str_replace("\"", "", $html_string);
$html_string = strip_tags($html_string);
$arr=array(
" ",
" ",
" ",
" ",
"",
"",
"“",
"”",
""",
"´",
"¨",
"insert",
"into",
"delete",
"add",
"select"
);
$html_string = str_replace($arr, "", $html_string);
return $html_string;
}
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