public Builder clearTxtValues() {
      txtValues_ = com.google.protobuf.LazyStringArrayList.emptyList();
      bitField0_ = (bitField0_ & ~0x00000001);
      ;
      onChanged();
      return this;
    }
<pre>
String type values.
</pre>

<code>repeated string txt_values = 1;</code>

@return This builder for chaining.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/StringArray.java