String Replace (mtb)

Documentation

• Class name: String Replace (mtb)
• Category: mtb/string
• Output node: False

Provides a basic string replacement functionality, allowing for the substitution of a specified substring with another within a given string. This node is designed to facilitate text manipulation by enabling users to easily replace parts of strings.

Input types

Required

• string
  • The original string where replacements will be made. It serves as the base text for the operation.
  • Comfy dtype: STRING
  • Python dtype: str
• old
  • The substring to be replaced. This parameter specifies the part of the original string that should be substituted.
  • Comfy dtype: STRING
  • Python dtype: str
• new
  • The replacement substring. This parameter defines the new text that will replace the specified 'old' substring in the original string.
  • Comfy dtype: STRING
  • Python dtype: str

Output types

• string
  • Comfy dtype: STRING
  • The modified string after the specified replacements have been made.
  • Python dtype: str

Usage tips

• Infra type: CPU
• Common nodes: unknown

Source code

class MTB_StringReplace:
    """Basic string replacement."""

    @classmethod
    def INPUT_TYPES(cls):
        return {
            "required": {
                "string": ("STRING", {"forceInput": True}),
                "old": ("STRING", {"default": ""}),
                "new": ("STRING", {"default": ""}),
            }
        }

    FUNCTION = "replace_str"
    RETURN_TYPES = ("STRING",)
    CATEGORY = "mtb/string"

    def replace_str(self, string: str, old: str, new: str):
        log.debug(f"Current string: {string}")
        log.debug(f"Find string: {old}")
        log.debug(f"Replace string: {new}")

        string = string.replace(old, new)

        log.debug(f"New string: {string}")

        return (string,)