常用字符串函数(一)_PHP
时间：2021-07-01 10:21:17
帮助过：5人阅读
常用字符串函数(一)
$first = "abc";
$second = "aBc";
if(strcmp($first, $second) == 0)//字串比较
{
print("字符串相等:"."
");
}
else
{
print("字符串不相等"."
");
}
?>
print("a short string ".strlen("a short string")."
");//字串长度
?>
$text = "hello world";
print(strpos($text, "w")."
");//寻找字串中某字元最先出现处
?>
