原文链接 To see how this works, use a GString object to do a println and return the variable for the agentName at the same time. You can see from the output that this line evaluates well before any of the other pipeline code. agentName = "Windows" agentLabel = "${println 'Right Now the Agent Name is ' + agentName; return agentName}" pipeline { agent none stages { stage('Prep') { steps { script { agentName = "Linux" } } } stage('Checking') { steps { script { println agentLabel println agentName } } } stage('Final') { agent { label agentLabel } steps { script { println agentLabel println agentName } } ...