Hcl2 input variables, local variables and functions (#8588)
Mainly redefine or reused what Terraform did.
* allow to used `variables`, `variable` and `local` blocks
* import the following functions and their docs from Terraform: abs, abspath, basename, base64decode, base64encode, bcrypt, can, ceil, chomp, chunklist, cidrhost, cidrnetmask, cidrsubnet, cidrsubnets, coalesce, coalescelist, compact, concat, contains, convert, csvdecode, dirname, distinct, element, file, fileexists, fileset, flatten, floor, format, formatdate, formatlist, indent, index, join, jsondecode, jsonencode, keys, length, log, lookup, lower, max, md5, merge, min, parseint, pathexpand, pow, range, reverse, rsadecrypt, setintersection, setproduct, setunion, sha1, sha256, sha512, signum, slice, sort, split, strrev, substr, timestamp, timeadd, title, trim, trimprefix, trimspace, trimsuffix, try, upper, urlencode, uuidv4, uuidv5, values, yamldecode, yamlencode, zipmap.
2020-02-06 11:49:21 +01:00
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---
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2020-03-18 18:46:47 -04:00
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page_title: upper - Functions - Configuration Language
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2020-04-02 19:39:47 -04:00
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sidebar_title: upper
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2020-03-18 18:46:47 -04:00
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description: >-
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The upper function converts all cased letters in the given string to
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uppercase.
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Hcl2 input variables, local variables and functions (#8588)
Mainly redefine or reused what Terraform did.
* allow to used `variables`, `variable` and `local` blocks
* import the following functions and their docs from Terraform: abs, abspath, basename, base64decode, base64encode, bcrypt, can, ceil, chomp, chunklist, cidrhost, cidrnetmask, cidrsubnet, cidrsubnets, coalesce, coalescelist, compact, concat, contains, convert, csvdecode, dirname, distinct, element, file, fileexists, fileset, flatten, floor, format, formatdate, formatlist, indent, index, join, jsondecode, jsonencode, keys, length, log, lookup, lower, max, md5, merge, min, parseint, pathexpand, pow, range, reverse, rsadecrypt, setintersection, setproduct, setunion, sha1, sha256, sha512, signum, slice, sort, split, strrev, substr, timestamp, timeadd, title, trim, trimprefix, trimspace, trimsuffix, try, upper, urlencode, uuidv4, uuidv5, values, yamldecode, yamlencode, zipmap.
2020-02-06 11:49:21 +01:00
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---
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# `upper` Function
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`upper` converts all cased letters in the given string to uppercase.
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## Examples
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2020-05-29 17:12:05 -04:00
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```shell-session
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Hcl2 input variables, local variables and functions (#8588)
Mainly redefine or reused what Terraform did.
* allow to used `variables`, `variable` and `local` blocks
* import the following functions and their docs from Terraform: abs, abspath, basename, base64decode, base64encode, bcrypt, can, ceil, chomp, chunklist, cidrhost, cidrnetmask, cidrsubnet, cidrsubnets, coalesce, coalescelist, compact, concat, contains, convert, csvdecode, dirname, distinct, element, file, fileexists, fileset, flatten, floor, format, formatdate, formatlist, indent, index, join, jsondecode, jsonencode, keys, length, log, lookup, lower, max, md5, merge, min, parseint, pathexpand, pow, range, reverse, rsadecrypt, setintersection, setproduct, setunion, sha1, sha256, sha512, signum, slice, sort, split, strrev, substr, timestamp, timeadd, title, trim, trimprefix, trimspace, trimsuffix, try, upper, urlencode, uuidv4, uuidv5, values, yamldecode, yamlencode, zipmap.
2020-02-06 11:49:21 +01:00
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> upper("hello")
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HELLO
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> upper("алло!")
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АЛЛО!
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```
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This function uses Unicode's definition of letters and of upper- and lowercase.
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## Related Functions
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2021-01-15 09:18:39 -08:00
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- [`lower`](/docs/templates/hcl_templates/functions/string/lower) converts letters in a string to _lowercase_.
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- [`title`](/docs/templates/hcl_templates/functions/string/title) converts the first letter of each word in a string to uppercase.
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