Forced conversion of data types and forced conversion of data types

Forced conversion of data types and forced conversion of data types

1. in PHP development, data type conversion is required in many places, especially for data types involving amounts, otherwise, the previous amount may be overwritten due to different data types during warehouse receiving. (String and float types are added together)

2. Forced conversion of data types: forced conversion to float type.

'Total _ Sum' => (float) number_format ($ jmoney, 2), 'reward _ Sum' => (float) number_format ($ jmoney, 2 ),