2 回答

TA貢獻(xiàn)1842條經(jīng)驗(yàn) 獲得超22個(gè)贊
您可以通過JavaScript中的鍵偵聽器來執(zhí)行此操作
<script>
var myUrl = "<?php echo $url; ?>results/1/";
function updateAction(ele) {
var txt = ele.value; //get the user input
ele.parentElement.setAttribute("action",myUrl+txt);
}
</script>
<input onkeyup="updateAction(this);" id="search-box" name="search" size="40" type="text" placeholder="what are you looking for............"/>

TA貢獻(xiàn)1828條經(jīng)驗(yàn) 獲得超3個(gè)贊
您的表單是通過post方法提交的。您需要從中獲取搜索查詢$_POST['search'],并將其分配給變量$search
<?php $search = $_POST['search'] ?>
<form action="<?php echo $url; ?>results/1/<?php $search;?>" method="post" name="search" id="searchthis" style="display:inline;">
<input id="search-box" name="search" size="40" type="text" placeholder="what are you looking for............"/>
<input id="search-btn" value="search" type="submit"/>
</form>
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