45 lines
1.1 KiB
PHP
45 lines
1.1 KiB
PHP
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<?php
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namespace junziqian\sdk\util;
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/**
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* Class CommonUtil 通用工具类
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* @package com\junziqian\sdk
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*/
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class CommonUtil{
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/**
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* 使json_encode支持5.4.0以下
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* @param $value object|array 传入为对象
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* @return mixed|string
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*/
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static function json_encode($value){
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if (version_compare(PHP_VERSION,'5.4.0','<')){
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$str = json_encode($value);
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$str = preg_replace_callback("#\\\u([0-9a-f]{4})#i",
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function($matchs){
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return iconv('UCS-2BE', 'UTF-8', pack('H4', $matchs[1]));
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},
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$str
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);
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return $str;
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}else{
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return json_encode($value, JSON_UNESCAPED_UNICODE);
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}
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}
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/**
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* 处理无效params转数字null或0为'0'
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* @param null $str
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* @return string
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*/
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static function trim($str=null){
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if(is_null($str)){
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if(is_numeric($str)){
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return '0';
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}
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return '';
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}else{
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return trim($str.'');
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}
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}
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}
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