摘要： 把字符串变为小写<?phpecho strtolower("NI HAO!");?>ni hao! 阅读全文

摘要： in_array() 函数在数组中搜索给定的值。<?php$people=array("how","are",you");if(in_array("how",$people)){echo "match how!";}?> 阅读全文

摘要： 分割字符串<script type="text/javasript">var str="how are you doing today"document.write(str.spilt(" ")+<br />);document.write(str.spilt("")+<br />);document.write(str.spilt(" "),3);</script>how,are,you,doing,todayh,o,w, ,· 阅读全文