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3.2.Array
	3Function Reference

3.2.Array

3.2.1.

$a[]="a1";
$a[]="a2";
$a[]="a3";
print_r($a);
unset($a[1]);
print_r($a);

3.2.2.

implode(separator,array)

		
<?php
$arr = array('Hello','World!');
echo implode(" ",$arr);
?>

explode(separator,string,limit)

		
<?php
$str = "Hello world!";
print_r (explode(" ",$str));
?>

3.2.3.iconv

$str = iconv('UTF-8', 'GB2312', unescape(isset($_GET['str'])? $_GET['str']:''));
iconv() : Detected an illegal character in input string		
		
//TRANSLIT 
//IGNORE 

$str = iconv('UTF-8', 'GBK//IGNORE', unescape(isset($_GET['str'])? $_GET['str']:''));

$content = iconv("GBK", "UTF-8", $content);
$content = mb_convert_encoding($content, "UTF-8", "GBK");