How to convert array to comma delimited string in php

In PHP, you can use implode() to convert an array into a string, and use the comma delimiter "," to connect each element of the array together; the conversion syntax is "implode(',', $arr)".

The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

php converts the array For strings connected with comma delimiters

In PHP, you can use implode() to convert an array into a string.

implode() function can convert a one-dimensional array into a string. Its syntax format is as follows:

implode([$glue,] $array)

• $glue is used to set A separator (connector), which means using $glue to connect each element of the array together,

• $array needs to be converted array.

Example: Convert array to string concatenated with comma delimiters

<?php
header("Content-type:text/html;charset=utf-8");
$arr = array(&#39;Hello&#39;,&#39;World!&#39;,&#39;Beautiful&#39;,&#39;Day!&#39;);
echo implode(",",$arr);
?>

##implode( ) The

$glue parameter of the function is optional and can be omitted. By default $glue is an empty string;

<?php
header("Content-type:text/html;charset=utf-8");
$arr = array(&#39;Hello&#39;,&#39;World!&#39;,&#39;Beautiful&#39;,&#39;Day!&#39;);
echo implode($arr)."<br>";
echo implode(" ",$arr)."<br>";
echo implode("-",$arr);
?>

Recommended learning: "

PHP Video Tutorial", "PHP ARRAY"

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