StringConverter

Description

The StringConverter class allows you to convert arbitrary values into strings using the following extended conversion rules:

• Numbers: are converted with ‘.’ as decimal point
• DateTime: using ISO format
• Boolean: “true” for true and “false” for false
• Arrays: as comma-separated list
• Other objects: using to_string() method

Static methods

to_nullable_string

Converts value into string or returns None when value is None.

static to_nullable_string(value: Any): Optional[str]

• value: Any - the value to convert.
• returns: Optional[str] - string value or None when value is None.

to_string

Converts value into string or returns "" when value is None.

static to_string(value: Any): str

• value: Any - the value to convert.
• returns: str - string value or "" when value is None.

to_string_with_default

Converts value into string or returns default when value is None.

public static to_string_with_default(value: Any, default_value: str): str

• value: Any - the value to convert.
• default_value: str - the default value.
• returns: str - string value or default when value is None.

Examples

import datetime
value1 = StringConverter.to_string(123.456) # Returns '123.456'
value2 = StringConverter.to_string(True)    # Returs 'True'
value3 = StringConverter.to_string(datetime.datetime(2018,10,1)) # Returns '2018-10-01T00:00:00Z'"2018-01-01T00:00:00.00"
value4 = StringConverter.to_string(["a","b","c"]) # Returns 'a,b,c'