function test($x, $y) { echo "$x$y"; } $c = null; test((int)$c++,$c);
div .bar { color: #f00; } #foo div { color: #0f0; } .bar { color: #00f; } <div id="foo"><div class="bar">Afluenta</div></div>
margin: 0 0 0 10px; margin-left: 10px;
/* class 1 */ .box { width: 80px; height: 80px; line-height: 100px; color: #FFF; text-align: center; background-image: linear-gradient(top, #ff00ff, #ff0000); } /* class 2 */ .box { width: 80px; height: 80px; line-height: 80px; color: #FFF; text-align: center; background-image: linear-gradient(top, #ff00ff, #ff0000); } /* class 3 */ .box { width: 80px; height: 80px; line-height: 80px; color: #000; text-align: left; background-image: linear-gradient(top, #ff0000, #ff00ff); }