每个单词的首字母转换为大写: ucwords()
第一个单词首字母变大写: ucfirst()
第一个单词首字母变小写: lcfirst()
所有 字母变大写: strtoupper()
例子
代码如下 | 复制代码 |
<?php echo strtoupper("Hello WORLD!"); ?> 输出: HELLO WORLD! |
第一个单词首字母变大写:ucfirst()
代码如下 | 复制代码 |
<?php $foo = 'where are doing?!'; $foo = ucfirst($foo); // where are doing?! $bar = 'where are doing?!'; |
所有 字母变小写: strtolower()
代码如下 | 复制代码 |
<?php $str = "Mary Had A Little Lamb and She LOVED It So"; $str = strtolower($str); echo $str; // Prints mary had a little lamb and she loved it so ?> |
每个单词的首字母转换为大写:ucwords()
代码如下 | 复制代码 |
<?php $foo = 'where are doing?!'; $foo = ucwords($foo); // Where are doing?! $bar = 'where are doing?!'; |
第一个单词首字母变小写:lcfirst()
代码如下 | 复制代码 |
<?php $foo = 'HelloWorld'; $foo = lcfirst($foo); // where are doing $bar = 'where are doing?!'; |
时间: 2024-10-23 02:17:37