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System Variables

System variables help you create dynamic test data automatically. You can use them inside your API requests to generate random values every time.

This is useful when you:

  • Test APIs with different inputs
  • Avoid duplicate data
  • Save time from manual typing

🧪 Available Variables​

VariableExample OutputDescription
{{#num}}542891Generates a random number between 1 and 999999
{{#num, min, max}}75Generates a random number within a custom range
{{#str}}AbcXyzDefGenerates a random alphabet string
{{#strspl}}Abc@#$XyzGenerates a string with special characters
{{#strnum}}Abc123XyzGenerates a string with letters and numbers
{{#char}}AGenerates a single random character
{{#rdate}}05/15/1956Generates a random date
{{#date}}12/09/2024Returns today's date
{{#dateISO}}2024-12-09T10:30:00ZReturns date in ISO format
{{#date, 'format'}}09-Dec-2024Returns date in custom format
{{#email}}<abc123@example.com>Generates a random email address
{{#guid}}550e8400-e29b-41d4-a716-446655440000Generates a UUID
{{#bool}}trueGenerates a random true/false value

💡 Example Usage​

Use system variables directly in your request body:

{
  "id": "{{#guid}}",
  "name": "{{#str}}",
  "age": {{#num, 18, 60}},
  "email": "{{#email}}",
  "createdDate": "{{#dateISO}}",
  "isActive": {{#bool}}
}

Each request will generate fresh values automatically.

System variables