PHP chop()函数与示例
PHPchop()方法
chop()函数是PHP中的字符串函数，用于从字符串末尾删除空格或/和指定的字符/字符串。
语法：
chop(string, [char/string]) : string
这里，
字符串是主字符串。
char/string是可选参数，如果指定要从字符串末尾删除的单个字符或一组字符。如果我们不指定字符/字符串，它将删除空格。
例子：
Input:
str = "IncludeHelp.com#"
char/string to remove "#"
Output:
"IncludeHelp.com"
Input:
str = "IncludeHelp.com#"
char/string to remove "com#"
Output:
"IncludeHelp."
Input:
str = "IncludeHelp.com#"
char/string to remove ".com#"
Output:
"IncludeHelp"PHP代码：
<?php $str = "IncludeHelp.com#"; //removing "#" echo (chop($str, "#")."\n"); //removing "com#" echo (chop($str, "com#")."\n"); //removing ".com#" echo (chop($str, ".com#")."\n"); ?>
输出结果
IncludeHelp.com IncludeHelp. IncludeHelp
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