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Separate env var workflows
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‎.github/workflows/env_var.yml‎

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‎.github/workflows/env_var_pass.yml‎

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name: Env Var Pass
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on:
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push:
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schedule:
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- cron: "0 0 1 * *" # Midnight every month (UTC)
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workflow_dispatch:
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jobs:
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job1:
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name: Example 1
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runs-on: ubuntu-latest
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steps:
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- name: Set environment variable (takes effect in subsequent steps)
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run: |
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echo "FOO=abc" >> "${GITHUB_ENV}"
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echo "BAR=123" >> "${GITHUB_ENV}"
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echo "No effect in the current step."
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echo "FOO is '${FOO}'"
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echo "BAR is '${BAR}'"
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- name: Show values
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run: |
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echo "FOO is '${FOO}'"
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echo "BAR is '${BAR}'"
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job2:
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name: Example 2
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runs-on: ubuntu-latest
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outputs:
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GREETING: "${{ steps.pass.outputs.GREETING }}"
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RESPONSE: "${{ steps.pass.outputs.RESPONSE }}"
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steps:
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- name: FOO and BAR are in another scope and therefore undefined
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run: |
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echo "FOO is '${FOO}'"
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echo "BAR is '${BAR}'"
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- name: Set output parameters to pass values to another job
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id: pass
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run: |
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# single-line output
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echo "GREETING=Hello, World!" >> "${GITHUB_OUTPUT}"
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# multi-line output
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{
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echo 'RESPONSE<<EOF'
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curl https://example.com
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echo EOF
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} >> "${GITHUB_OUTPUT}"
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job3:
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name: Example 3
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runs-on: ubuntu-latest
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needs: job2
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steps:
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- name: Show GREETING
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run: echo "GREETING is '${{ needs.job2.outputs.GREETING }}'"
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- name: Show RESPONSE
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run: echo "RESPONSE is '${{ needs.job2.outputs.RESPONSE }}'"

.github/workflows/system_path.yml renamed to .github/workflows/env_var_path.yml

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name: System PATH
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name: Env Var PATH
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on:
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push:
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workflow_dispatch:
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jobs:
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one:
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job1:
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name: Example 1
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runs-on: ubuntu-latest
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- name: Show updated PATH
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run: echo "PATH is '${PATH}'"
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two:
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job2:
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name: Example 2
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runs-on: ubuntu-latest
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‎.github/workflows/env_var_read.yml‎

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name: Env Var Read
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on:
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push:
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schedule:
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- cron: "0 0 1 * *" # Midnight every month (UTC)
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workflow_dispatch:
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env:
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JAN: "January"
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FEB: "February"
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MAR: "March"
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jobs:
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job1:
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name: Example 1
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runs-on: ubuntu-latest
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env:
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RED: "FF0000"
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GREEN: "00FF00"
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BLUE: "0000FF"
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steps:
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- name: Show months, colors, and numbers
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run: |
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echo "JAN is '${JAN}'"
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echo "FEB is '${FEB}'"
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echo "MAR is '${MAR}'"
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echo
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echo "RED is '${RED}'"
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echo "GREEN is '${GREEN}'"
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echo "BLUE is '${BLUE}'"
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echo
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echo "ONE is '${ONE}'"
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echo "TWO is '${TWO}'"
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echo "THREE is '${THREE}'"
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env:
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ONE: "1"
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TWO: "2"
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THREE: "3"
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- name: Show months and colors (numbers are in another scope and therefore undefined)
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run: |
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echo "JAN is '${JAN}'"
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echo "FEB is '${FEB}'"
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echo "MAR is '${MAR}'"
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echo
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echo "RED is '${RED}'"
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echo "GREEN is '${GREEN}'"
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echo "BLUE is '${BLUE}'"
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echo
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echo "ONE is '${ONE}'"
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echo "TWO is '${TWO}'"
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echo "THREE is '${THREE}'"
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job2:
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name: Example 2
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runs-on: ubuntu-latest
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steps:
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- name: Show months (colors and numbers are in another scope and therefore undefined)
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run: |
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echo "JAN is '${JAN}'"
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echo "FEB is '${FEB}'"
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echo "MAR is '${MAR}'"
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echo
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echo "RED is '${RED}'"
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echo "GREEN is '${GREEN}'"
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echo "BLUE is '${BLUE}'"
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echo
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echo "ONE is '${ONE}'"
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echo "TWO is '${TWO}'"
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echo "THREE is '${THREE}'"

‎.github/workflows/env_var_write.yml‎

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name: Env Var Write
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on:
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push:
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schedule:
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- cron: "0 0 1 * *" # Midnight every month (UTC)
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workflow_dispatch:
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env:
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JAN: "January"
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FEB: "February"
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MAR: "March"
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jobs:
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job1:
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name: Example 1
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runs-on: ubuntu-latest
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steps:
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- name: Show months
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run: |
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echo "JAN is '${JAN}'"
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echo "FEB is '${FEB}'"
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echo "MAR is '${MAR}'"
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- name: Overwrite months (takes effect in subsequent steps)
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run: |
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echo "JAN=01" >> "${GITHUB_ENV}"
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echo "FEB=02" >> "${GITHUB_ENV}"
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echo "MAR=03" >> "${GITHUB_ENV}"
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echo "No effect in the current step."
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echo "JAN is '${JAN}'"
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echo "FEB is '${FEB}'"
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echo "MAR is '${MAR}'"
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- name: New months (takes effect in subsequent steps)
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run: |
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echo "APR=04" >> "${GITHUB_ENV}"
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echo "MAY=05" >> "${GITHUB_ENV}"
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echo "JUN=06" >> "${GITHUB_ENV}"
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echo "No effect in the current step."
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echo "APR is '${APR}'"
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echo "MAY is '${MAY}'"
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echo "JUN is '${JUN}'"
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- name: Show updated months
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run: |
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echo "JAN is '${JAN}'"
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echo "FEB is '${FEB}'"
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echo "MAR is '${MAR}'"
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echo "APR is '${APR}'"
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echo "MAY is '${MAY}'"
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echo "JUN is '${JUN}'"
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job2:
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name: Example 2
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runs-on: ubuntu-latest
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steps:
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- name: Changes made in other jobs are isolated
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run: |
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echo "JAN is '${JAN}'"
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echo "FEB is '${FEB}'"
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echo "MAR is '${MAR}'"
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echo "APR is '${APR}'"
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echo "MAY is '${MAY}'"
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echo "JUN is '${JUN}'"

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