<div class="codetitle"><a style="CURSOR: pointer" data="15360" class="copybut" id="copybut15360" onclick="doCopy('code15360')"> 代码如下:@H_502_1@<div class="codebody" id="code15360">
<?PHP
/
用手册上的例子
/
$input = array ("a","b","c","d","e");
$output = array_slice ($input,2); // returns "c",and "e",
$output = array_slice ($input,2,-1); // returns "c","d"
$output = array_slice ($input,-2,1); // returns "d"
$output = arrayslice ($input,3); // returns "a",and "c"
?>
@H502_1@
重点说下length 为负.它表示取数组一直到距离数组末端length这么远的距离
