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php function str_getcsv() that parses CSV strings into arrays

黄舟
Release: 2023-03-16 22:56:01
Original
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定义和用法

str_getcsv() 函数解析 CSV 格式字段的字符串,并返回一个包含所读取字段的数组

语法

str_getcsv(string,separator,enclosure,escape)
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参数描述
string必需。规定要解析的字符串。
separator可选。设置字段分界符(只允许一个字符),默认值为逗号( , )。
enclosure可选。设置字段环绕符(只允许一个字符),默认值为双引号( " )。
escape可选。设置转义字符(只允许一个字符),默认值为反斜线( \ )。

技术细节

返回值:以数组形式返回 CSV 字段。
PHP 版本:5.3.0+

php提供了str_getcsv方法,可以把字符串作为csv格式来处理,这样方便解析为数组。

str_getcsv 解析csv字符串为数组

array str_getcsv ( string $input [, string $delimiter = "," [, string $enclosure = '"' [, string $escape = "\\" ]]] )
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参数:
input 待解析的字符串
delimiter 设定字段界定符(仅单个字符)
enclosure 设定字段包裹字符(仅单个字符)
escape 设置转义字符(仅单个字符),默认为反斜线(\)

实例:

<?php$str = "中国,广东省,广州市,天河区,&#39;113.329884,23.154799&#39;,1,&#39;2016-01-01 12:00:00&#39;,&#39;1,2,3,4,5,6&#39;";
$arr = str_getcsv($str, &#39;,&#39;, "&#39;");
print_r($arr);
?>
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输出:

Array(
    [0] => 中国
    [1] => 广东省
    [2] => 广州市
    [3] => 天河区
    [4] => 113.329884,23.154799
    [5] => 1
    [6] => 2016-01-01 12:00:00
    [7] => 1,2,3,4,5,6)
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