wordwrap
(PHP 4 >= 4.0.2, PHP 5)
wordwrap — Wraps a string to a given number of characters
说明
string wordwrap
( string $str
[, int $width
[, string $break
[, bool $cut
]]] )
Wraps a string to a given number of characters using a string break character.
参数
- str
-
The input string.
- width
-
The column width. Defaults to 75.
- break
-
The line is broken using the optional break parameter. Defaults to '\n'.
- cut
-
If the cut is set to TRUE, the string is always wrapped at the specified width. So if you have a word that is larger than the given width, it is broken apart. (See second example).
返回值
Returns the given string wrapped at the specified column.
更新日志
| 版本 | 说明 |
|---|---|
| 4.0.3 | The optional cut parameter was added. |
范例
Example#1 wordwrap() example
<?php
$text = "The quick brown fox jumped over the lazy dog.";
$newtext = wordwrap($text, 20, "<br />\n");
echo $newtext;
?>
上例将输出：
The quick brown fox<br /> jumped over the lazy<br /> dog.
Example#2 wordwrap() example
<?php
$text = "A very long woooooooooooord.";
$newtext = wordwrap($text, 8, "\n", true);
echo "$newtext\n";
?>
上例将输出：
A very long wooooooo ooooord.
