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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                # PHP str_split() 函數 ## 定義和用法 str_split() 函數把字符串分割到數組中。 ### 語法 ``` str_split(string,length) ``` | 參數 | 描述 | | --- | --- | | string | 必需。規定要分割的字符串。 | | length | 可選。規定每個數組元素的長度。默認是 1。 | ### 說明 如果 _length_ 小于 1,str_split() 函數將返回 false。 如果 _length_ 大于字符串的長度,整個字符串將作為數組的唯一元素返回。 ## 例子 ### 例子 1 ``` <?php print_r(str_split("Hello")); ?> ``` 輸出: ``` Array ( [0] => H [1] => e [2] => l [3] => l [4] => o ) ``` ### 例子 2 ``` <?php print_r(str_split("Hello",3)); ?> ``` 輸出: ``` Array ( [0] => Hel [1] => lo ) ```
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