[英]Double dimensional array value from PHP
I have a PHP file that is going to write a two-dimensional array in JavaScript: 我有一个PHP文件,它将在JavaScript中编写一个二维数组:
<?php
print "<script language='javascript'>";
print " extra[0][0] = new Array(1,'Bob',12);";
print " extra[0][1] = new Array(2,'Alice',18);";
..
// Need to assign the extra[1][0], extra[1][1] and so on.
print "</script>";
?>
var extra = new Array();
...
How do I assign the two-dimensional array from PHP to a JavaScript variable? 如何将PHP中的二维数组分配给JavaScript变量?
json_encode
is your friend: json_encode in the PHP manual json_encode
是你的朋友: PHP手册中的json_encode
<script type="text/javascript">
var jsArray = <?= json_encode($my_array) ?>;
</script>
Yes, wvanbergen is right, json_encode is your friend. 是的,wvanbergen是对的,json_encode是你的朋友。 You can create the array as JSON: 您可以将数组创建为JSON:
<?php
$extra = array(
array(1,'Bob',12),
array(2,'Alice',18)
);
echo "var extra = " . json_encode($extra) . ";";
?>
And in your javascript it will output: 在你的JavaScript中它将输出:
var extra = [[1,"Bob",12],[2,"Alice",18]];
<script type="text/javascript">
var jsArray = <?php json_encode($my_array); ?>;
</script>
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