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24 lines
320 B
24 lines
320 B
<?php
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/*
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*
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*/
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class Functions{
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function __construct(){
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date_default_timezone_set("Asia/Taipei");
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}
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/**
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* 取得字串前 N 個字
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*
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* @param string $str 字串
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* @param int $num 取幾個字
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* @return void
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*/
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function getFirstWords($str, $num){
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return mb_substr($str, 0, $num, 'UTF-8');
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}
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}
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?>
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