QGIS/resources/function_help/json/wordwrap

{
  "name": "wordwrap",
  "type": "function",
  "groups": ["String"],
  "description": "Returns a string wrapped to a maximum/minimum number of characters.",
  "arguments": [{
    "arg": "string",
    "description": "the string to be wrapped"
  }, {
    "arg": "wrap_length",
    "description": "an integer. If wrap_length is positive the number represents the ideal maximum number of characters to wrap; if negative, the number represents the minimum number of characters to wrap."
  }, {
    "arg": "delimiter_string",
    "optional": true,
    "description": "Optional delimiter string to wrap to a new line."
  }],
  "examples": [{
    "expression": "wordwrap('UNIVERSITY OF QGIS',13)",
    "returns": "'UNIVERSITY OF<br>QGIS'"
  }, {
    "expression": "wordwrap('UNIVERSITY OF QGIS',-3)",
    "returns": "'UNIVERSITY<br>OF QGIS'"
  }],
  "tags": ["maximum", "minimum", "wrapped", "characters", "multiline"]
}