内容等待以后慢慢修改
PHP拆分字符串
$str = "Hello world. I love Shanghai!"; print_r (explode(" ",$str));
把字符串 “Hello world!” 中的字符 “world” 替换为 “Shanghai”:
echo str_replace("world","Shanghai","Hello world!");
在数组中搜索值 “Glenn” ,并输出一些文本:
<?php
$people = array("Bill", "Steve", "Mark", "David");
if (in_array("Mark", $people)
)
{
echo "匹配已找到";
}
else
{
echo "匹配未找到";
}
?>
PHP拆分字符串,explode()
$str = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAlcAAAECCAIAAABc8mUKAAAg...'; $tmpArr = explode(',', $str); $a = $tmpArr[0]; $b = $tmpArr[1];