In Python >= 3.6, the new f-string is an efficient way to concatenate a string. >>> name = 'some_name' >>> number = 123 >>> >> ... ... <看更多>

using python field calculator, you can use str(!lat!) + !yourStringField! or you can use the format() function for more control (in this case, ... ... <看更多>

@ambv Python 3.7 has AST level constant folding: https://bugs.python.org/issue29469 so implicit string concatenation - or lack thereof ... ... <看更多>