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title isPro
ttl
true

Type: |
Default:

It sets the maximum quantity of time a resource can be cached before be considered as expired over the target url.

<MultiCodeEditor languages={mqlCode('https://microlink.io', { ttl: '1d' })} />

The value provided need to be at least 1 minute and not higher than 31 days, being supported the following formats:

  • as number in milliseconds (e.g., ).
  • as humanized representation of the number (e.g., ).

The following humanized number variations are supported:

https://microlink.io&ttl=1d        # 86400000
https://microlink.io&ttl=1day      # 86400000
https://microlink.io&ttl=1days     # 86400000

https://microlink.io&ttl=1h        # 3600000
https://microlink.io&ttl=1hour     # 3600000
https://microlink.io&ttl=1hours    # 3600000

https://microlink.io&ttl=90s       # 90000
https://microlink.io&ttl=90secs    # 90000
https://microlink.io&ttl=90second  # 90000
https://microlink.io&ttl=90seconds # 90000

Additionally, we provide and aliases:

https://microlink.io&ttl=min     # equivalent to `1m`
https://microlink.io&ttl=max     # equivalent to `31d`

The purpose of this API parameter is to adapt our caching layer based on your necessities:

  • If you are targetting a URL that changes very often and response time is not critical for you, a small value will work better.
  • If you are targetting a URL that doesn't change too much or you want to maximize cache hits, getting faster response time, a higher value works better.

The value provided will reflected as x-cache-ttl as part of the response headers.