name: Date Workflow
on:
  workflow_dispatch:

jobs:
  job1:
    name: Get Current Date
    runs-on: ubuntu-latest
    outputs:
      date: ${{ steps.set-date.outputs.date }}  # 定义作业1的输出变量
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v2

      - name: Set Date Variable
        id: set-date
        run: echo "::set-output name=date::2020"

  job2:
    name: Output Date from Job 1
    runs-on: ubuntu-latest
    needs: job1
    steps:
      - name: Print Date from Job 1
        run: echo "The date from Job 1 is ${{ needs.job1.outputs.date }}"