StringLength - ComfyUI Built-in Node Documentation

The StringLength node calculates the number of characters in a text string. It takes any text input and returns the total count of characters, including spaces and punctuation. This is useful for measuring text length or validating string size requirements.

Inputs

Parameter	Description	Data Type	Required	Range
`string`	The text string to measure the length of. Supports multiline input.	STRING	Yes	N/A

Outputs

Output Name	Description	Data Type
`length`	The total number of characters in the input string, including spaces and special characters.	INT

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