proto-google-cloud-build-v1/src/main/java/com/google/cloudbuild/v1/BuildStep.java
public Builder clearEnv() {
      env_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      bitField0_ = (bitField0_ & ~0x00000001);
      onChanged();
      return this;
    }
/**
     *
     *
     * <pre>
     * A list of environment variable definitions to be used when running a step.
     * The elements are of the form "KEY=VALUE" for the environment variable "KEY"
     * being given the value "VALUE".
     * </pre>
     *
     * <code>repeated string env = 2;</code>
     *
     * @return This builder for chaining.
     */

A list of environment variable definitions to be used when running a step.

repeated string env = 2.

@return This builder for chaining.
A list of environment variable definitions to be used when running a step . repeated string env = 2 . @return This builder for chaining .
public Builder clearEnv() {
      env_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      bitField0_ = (bitField0_ & ~0x00000001);
      onChanged();
      return this;
    }
public Builder clearEnv ( ) { env_ = com . google . protobuf . LazyStringArrayList . EMPTY ; bitField0_ = ( bitField0_ & ~ 0x00000001 ) ; onChanged ( ) ; return this ; }
<pre>
 A list of environment variable definitions to be used when running a step.
<pre > A list of environment variable definitions to be used when running a step .