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PHP5中文手册

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.";
$newtext wordwrap($text20"<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.";
$newtext wordwrap($text8"\n"true);

echo 
"$newtext\n";
?>

上例将输出:

A very
long
wooooooo
ooooord.