crmeb knowledge paid source code secondary development lecturer application to verify whether the mobile phone number is duplicate

crmeb knowledge paid source code secondary development lecturer to apply to verify whether the mobile phone number is repeated in the version before v2.1.3 and modify according to the picture

wap module

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return JsonService::fail(UserEnter::getErrorInfo() ?? '提交失败');

web module (used on pc side, no need to change without pc side)

return JsonService::fail(UserEnter::getErrorInfo() ?? 'Submission failed');

if (self::be(['link_tel' => $data[' link_tel']])) return self::setErrorInfo('This phone number has already been used and cannot be reused!');