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<p><code>int32 start = 1;</code> </p>
<dl class="section return"><dt>Returns</dt><dd>The start. </dd></dl>

<p>Implemented in <a class="el" href="classcom_1_1google_1_1ortools_1_1sat_1_1IntervalConstraintProto_1_1Builder.html#af61c89c1a32baa153345c8647f064a28">IntervalConstraintProto.Builder</a>, and <a class="el" href="classcom_1_1google_1_1ortools_1_1sat_1_1IntervalConstraintProto.html#af61c89c1a32baa153345c8647f064a28">IntervalConstraintProto</a>.</p>

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<hr/>The documentatio