PHP ???? ?? ??
PHP? ??? ?? ??? ????. PHP? ??? ?? ??? ??? ? ??? ?????. PHP?? ??? ??? ???
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function msg(){
?? ??
}
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?? : ?? ??? ?? ??? ???? ???. ?? ??? ??? ?? ??? ??? ???? ???.
<?php
function name(){
echo "my name is mengyi";
}
echo "hi ,";
name(); //調(diào)用函數(shù)
?>??? ? ?? ??? ????? ????? ??? ? ????. ??
?? ??, ?? ???? ?? ?? ?? ???? ??? ??? ????? ??? ? ????. ?????
<?php
header("Content-type: text/html; charset=utf-8");//設(shè)置編碼
function msg($cnt,$url){
echo "<script>alert('$cnt')</script>"; //彈出窗口
echo "<script>location.href='$url'</script>"; //跳轉(zhuǎn)到那個(gè)頁面
}
msg("大家好",'http://ipnx.cn');
?>??: msg ??? ???? "Hello everything"? php.cn? ??? ??? ???? ?? Hello everything? ??? ?? php.cn ???? ?????
php ??? ?? ?
??? ?? ???? ??? return ?? ?????<?php
function add($x,$y){
$total=$x+$y;
return $total;
}
echo "1 + 16 = " . add(1,16);
?>
