php中可以通过ucfirst函数将一个字符串中的第一个字母转换成大写,而ucwords函数可以将一个字符串中每个单词的首字母转换成大写
<?php $string = "php string functions are easy to use."; $sentence = ucfirst($string); $title = ucwords($string); print("$sentence\n"); print("$title\n"); print("\n"); ?>
输出结果如下:
Php string functions are easy to use. Php String Functions Are Easy To Use