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About the use of htmlentities, Htmlspecialchars, addslashes

1. Html_entity_decode (): Converts an HTML entity to a character.Eg: $str = "Just atest & #039; Learn to use & #039; ";echo Html_entity_decode ($STR);echo "";Echo Html_entity_decode ($str, ent_quotes);echo "";Echo Html_entity_decode ($str,

Use of Htmlentities, Addslashes, Htmlspecialchars

1. Html_entity_decode (): Converts an HTML entity to a character. Eg:$str = "Just atest & #039; Learn to use & #039; ";echo Html_entity_decode ($STR);echo "";Echo Html_entity_decode ($str, ent_quotes);echo "";Echo Html_entity_decode ($str,

In foreach-PHP, why can variable variables in the array be used like this?

& Amp; lt ;? Php $ arrarray (& #039; a & #039; & amp; gt; & #039; aa & #039;, & #039; B & #039; & amp; gt; & #039; bb & #039;, & #039; c & #039; & amp; gt; & #039; cc & #039 ;); foreach ($ arras $ key & amp; gt; $ v) {$ $ key $ v;} echo $ a; aa $

Improve the insertAt function in the following PHP code to insert data anywhere in the array $ items

& Amp; lt ;? Php $ items [& #039; apple & #039;, & #039; Orange & #039;, & #039; Li & #039;, & #039; pineapple & #039;, & #039; banana & #039;, & #039; dragon fruit & #039;]; * $ array passed in by items $ position of index to be inserted $ value

In javascript-thinkphp, how does one pass a parameter to tag a as the input value of the text box?

, How to make the parameters in a be the input value of the text box above. My previous method is {: U (& #039; address & #039;, array (& #039; seaname & #039; & amp; gt; & #039; & #039; + document. getElementById (& #039; search_key & #039 ;).

Questions about laravel

$ ResetPassUsers: where (& #039; username & #039;, & #039; & #039;, $ _ POST [& #039; userName & #039;])-& amp; gt; update (array (& #039; password & #039; & amp; gt; md5 ($ _ POST [& #039; pwd1 & #039;]), & #039; resetTime & #039; & amp; gt; time ()

How does YIIrules verify that the user does not exist?

Native rules can verify whether the user name is repeated [& #039; username & #039;, & #039; unique & #039;, & #039; targetClass & #039; & amp; gt; & #039; appmodelsStudent & #039;, & #039; message & #039; & amp; gt; & #039; usernamerepeat & #039;],

Php Data foreach

1. The data structure is as follows: {code...}. How can I use foreach to traverse the data structure? After the traversal is complete, save the expected result as an array: $ arr [& #039; B _id & #039;] [& #039; cat_list & #039;] [& #039; 1 & #039;];

In javascript-thinkphp, how does one pass a parameter to tag a as the input value of the text box?

, How to make the parameters in a be the input value of the text box above. My previous method is {: U (& #039; address & #039;, array (& #039; seaname & #039; & amp; gt; & #039; & #039; + document. getElementById (& #039; search_key & #039 ;).

Can UTF8 and UTF-8 be mixed in iconv-PHP?

My colleague uses iconv for encoding conversion when UTF8 is used, instead of UTF-8, I tested and found UTF8 and UTF-8 in iconv and mb_str results are the same: iconv (& #039; UTF8 & #039;, & #039; GB2312 & #039;, & #039; Test & #039;); and iconv (&

Database-PHP reads and writes MongoDB, and shell reads and writes MongoDB. How are data still isolated from each other? -Php tutorial

Start the mongod server first, and open a shell client: usehahadb. haha. insert ({& #039; a & #039;: & #039; aaa & #039;}) db. haha. find () {& #039; a & #039;: & #039; aaa & #039;} added successfully to open another shell client: usehahadb. haha.

Set html characters and tags in php

Htmlspecialchars (), htmlspecialchars_decode () Definition and usage The htmlspecialchars () function converts some predefined characters into HTML objects. The predefined characters are:& (And number) becomes & amp;"(Double quotation marks) into &

An error occurred while executing the hpinsertinto statement.

$ Db-& amp; gt; query_unbuffered (& quot; insertintopd_file2tagsettag_name1, file_id ($ file_str) & quot;); SQL Execution result [PHPDiskerror!] Insertintopd_file2tagsettag_name1, file_id (& #039; 13 & #039;, & #039; 12 & #039;, & #039; 11 & #039;, &

In php, functions are used. If there are many parameters and only the last parameter is used, what is the elegant method?

For example, there is a function () {code ...} now I only need to use the first and last parameters, which are usually find (& #039; xxx & #039;, & #039; & #039;, & #039; & #039;, & #039; & #039 ;,..., & #039; xxx & #039;) Is there any elegant style?

JSON generation in PHP

How does PHP generate JSON without unioncode encoding conversion? For example, in json, $ a [& #039; name & #039; & amp; gt; & #039; Zhang San & #039 ;, & #039; age & #039; & amp; gt; 20]; after json_encode & #039; Zhang San & #039; will become & #03

When Discuz uses qiniu cloud, you need to enter your bucket. What is this?

In the configuration file, enter $ _ config [& #039; extend & #039;] [& #039; storage & #039;] [& #039; qiniu & #039;] [& #039; bucket & #039;] & #039; discuztest & #039; what is bucket to be filled in? In the configuration file, enter $ _ Config ['

An error occurred while making the PHP + MYSQL message board code.

Why? Include (& quot; conn. php & quot;); if ($ _ POST [& #039; sumbit & #039;]) (echo $ SQL & quot; insertintomessage (id, user, title, content, lastdate) & quot ;. & quot; values (& #039; & #039;, & #039; $ _ POST [user] & #039;, & #039; $ _ POST [

Php processes the post Array

The array submitted by the first group of checkpoints is as follows: array (& #039; sort & #039; & amp; gt; array )) the array submitted by the second group of checkpoints is as follows: array (& #039; id & #039; & amp; gt; array )) how to process

PHP download size limit

Header (& #039; content-type: texthtml; charsetUTF-8 & #039;); $ pathPFW_VERSION_UPLOAD_PATH. & #039; & #039 ;. $ res [& #039; file_path & #039;]; header (& #039; Content-type: applicationoctet-stream & #039;); header (& #039; content-Disposition:

Mysql-some small questions about the php function addslashes

I filter the data sent by the user through post & quot; my & #039; name & quot; by using the addslashes function, and then store the data in mysql. However, when I run $ connnewmysqli (& #039; 127.0.0.1 & #039;, & #039; root & #039;, & #039; & #039 ;

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