PHP accepts multiple values with the same name and processes them in the form of arrays-PHP Tutorial-php.cn

PHP accepts multiple values with the same name and processes them in the form of arrays

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Release： 2023-03-25 12:14:01

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This article mainly introduces how PHP accepts multiple values with the same name and processes them in the form of an array. It has a certain reference value. Now I share it with you. Friends in need can refer to it

直接粘代码了，原谅我是一个懒散的人

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<!DOCTYPE html>
<html>
<head>
	<meta charset="UTF-8">
	<title>55 Array</title>
	<style type="text/css">
		.inputList{
			width: 80%;
			min-height: 400px;
			margin: 10px auto;
			border: 1px solid #333333;
		}
		.listItem{
			text-align: center;
			margin: 10px auto;
			border-bottom: 1px dashed #666666;
			padding-bottom: 4px;
		}
		.add,i{
			display:block;
			font-style: normal;
			width: 20px;
			height: 20px;
			line-height: 20px;
			text-align: center;
			border: 2px solid darkorange;
			border-radius: 15px;
			margin: 10px auto;
			color: darkorange;
			cursor: pointer;
		}
		.listInput{
			margin-left: 20px;
			border: 0.25px solid #333333;
			height: 20px;
			line-height: 20px;
		}
		.sub{
			display:block;
			margin: 10px auto;
		}
	</style>
</head>
<body>
	<form action="55homework.php" method="post">
		<p class="inputList">
			<p class="listItem">
				<label for="score">输入学生的比赛成绩:</label>
				<input type="text" name="score[]" id="score" class="listInput" autofocus="true">
			</p>
			<i class="add">+</i>
		</p>
		<input type="submit" name="" value="输入完毕开始提交" class="sub">
	</form>


	<script type="text/javascript">
		!(function(window,undefined){
			var oPlus = document.getElementsByClassName("add")[0];
			var oList = document.getElementsByClassName("inputList")[0];

			oPlus.addEventListener(&#39;click&#39;,function(){
				var newItem = document.createElement("p");
				newItem.classList="listItem";
				var str = &#39;<label for="score">输入学生的比赛成绩:</label><input type="text" name="score[]" id="score" class="listInput" autofocus="true">&#39;;
				newItem.innerHTML = str;
				oList.insertBefore(newItem,oList.lastElementChild);
				//console.dir(oList.lastElementChild);
			});

		})(window,undefined);

	</script>
</body>
</html>

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<?php 

	$values = $_POST["score"];

	var_dump($values)


 ?>

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array(2) { [0]=> string(2) "22" [1]=> string(2) "23" }

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PHP accepts multiple values ​​with the same name and processes them in the form of arrays

PHP accepts multiple values with the same name and processes them in the form of arrays