字符串函数
PHP Manual

implode

(PHP 4, PHP 5)

implodeJoin array elements with a string

说明

string implode ( string $glue , array $pieces )
string implode ( array $pieces )

Join array elements with a glue string.

Note:

implode() can, for historical reasons, accept its parameters in either order. For consistency with explode(), however, it may be less confusing to use the documented order of arguments.

参数

glue

Defaults to an empty string.

pieces

The array of strings to implode.

返回值

Returns a string containing a string representation of all the array elements in the same order, with the glue string between each element.

更新日志

版本 说明
4.3.0 The glue parameter became optional.

范例

Example #1 implode() example

<?php

$array 
= array('lastname''email''phone');
$comma_separated implode(","$array);

echo 
$comma_separated// lastname,email,phone

// Empty string when using an empty array:
var_dump(implode('hello', array())); // string(0) ""

?>

注释

Note: 此函数可安全用于二进制对象。

参见


字符串函数
PHP Manual