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<?php
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/**
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* Created by PhpStorm.
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* User: yp-tc-7176
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* Date: 17/7/16
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* Time: 20:12
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*/
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namespace app\common\modules\yop\sdk\Util;
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abstract class StringUtils
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{
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static function isBlank($field)
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{
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if ($field == '') {
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return false;
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} else {
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return true;
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}
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}
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} |