如何精确计算短信字数与分段？使用instasent/sms-counter-php轻松搞定

mb_strlen()

instasent/sms-counter-php

instasent/sms-counter-php

instasent/sms-counter-php

<pre class="brush:php;toolbar:false;">composer require instasent/sms-counter-php

<pre class="brush:php;toolbar:false;"><?php

require 'vendor/autoload.php'; // 引入 Composer 自动加载文件

use Instasent\SMSCounter\SMSCounter;

$smsCounter = new SMSCounter();

// 示例1：纯英文GSM 7-bit编码
$text1 = 'Hello world, this is a test message for counting characters.';
$result1 = $smsCounter->count($text1);
echo "短信内容: \"{$text1}\"\n";
echo "计数结果:\n";
print_r($result1);
/*
输出类似：
stdClass Object
(
    [encoding]    => GSM_7BIT
    [length]      => 58
    [per_message] => 160
    [remaining]   => 102
    [messages]    => 1
)
*/

echo "\n-----------------------------------\n\n";

// 示例2：包含中文，自动切换UTF-16编码
$text2 = '你好，世界！这是一条包含中文的测试短信。';
$result2 = $smsCounter->count($text2);
echo "短信内容: \"{$text2}\"\n";
echo "计数结果:\n";
print_r($result2);
/*
输出类似：
stdClass Object
(
    [encoding]    => UTF16
    [length]      => 21
    [per_message] => 70
    [remaining]   => 49
    [messages]    => 1
)
*/

echo "\n-----------------------------------\n\n";

// 示例3：超长短信，自动分段
$text3 = '这是一条非常长的测试短信，用来演示短信分段的功能。在实际应用中，短信长度的精确计算对于控制成本和确保信息完整性至关重要。如果短信内容过长，它会被自动拆分成多条短信发送。';
$result3 = $smsCounter->count($text3);
echo "短信内容: \"{$text3}\"\n";
echo "计数结果:\n";
print_r($result3);
/*
输出类似：
stdClass Object
(
    [encoding]    => UTF16
    [length]      => 93
    [per_message] => 67 // 注意：分段后每条的可用字符数会减少
    [remaining]   => 41
    [messages]    => 2
)
*/

echo "\n-----------------------------------\n\n";

// 示例4：包含表情符号（UTF16）
$text4 = '这是一条带表情的短信：???';
$result4 = $smsCounter->count($text4);
echo "短信内容: \"{$text4}\"\n";
echo "计数结果:\n";
print_r($result4);
/*
输出类似：
stdClass Object
(
    [encoding]    => UTF16
    [length]      => 15
    [per_message] => 70
    [remaining]   => 55
    [messages]    => 1
)
*/
?>

count()

stdClass

instasent/sms-counter-php

instasent/sms-counter-php

instasent/sms-counter-php