How to convert one-dimensional array into string in php

php method to convert a one-dimensional array into a string: 1. Use the foreach statement to loop through the array, and use ".=" in the loop body to splice the array elements into a string; 2. Use implode() Function, syntax "implode('separator', $array)".

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

Method 1: Use foreach statement loop Traverse the array and splice the array elements into a string

<?php
$arr = [&#39;Lucy&#39;,&#39;Mike&#39;,&#39;Jery&#39;,&#39;Haly&#39;];
$str = &#39;&#39;;
foreach ($arr as $key => $value)
{
$str .=$value;
}
var_dump($str);
?>

Output:

Method 2: Use implode() Function

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

implode($glue, $array) 或者 implode($array)

Among them, $glue is used to set a string, indicating the use of $glue connects each element of the array together. By default, $glue is an empty string; $array is the array that needs to be converted.

Tip: The $glue parameter of the implode() function is optional and can be omitted.

Example

<?php
$arr = [&#39;Lucy&#39;,&#39;Mike&#39;,&#39;Jery&#39;,&#39;Haly&#39;];
$str1 = implode($arr);
$str2 = implode(&#39; &#39;,$arr);
var_dump($str1);
var_dump($str2);
?>

Output:

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