mb_encode_numericentity

    (PHP 4 >= 4.0.6, PHP 5, PHP 7, PHP 8)

    mb_encode_numericentity — Encode character to HTML numeric string reference

    说明

    mb_encode_numericentity(
        string$string,
        array$map,
        ?string$encoding = null,
        bool$hex = false
    ): string

    Converts specified character codes in stringstring from character code to HTML numeric character reference.

    参数

    string

    The string being encoded.

    map

    map is array specifies code area to convert.

    encoding

    encoding 参数为字符编码。如果省略或是 null，则使用内部字符编码。

    hex

    Whether the returned entity reference should be in hexadecimal notation (otherwise it is in decimal notation).

    返回值

    The converted string.

    更新日志

    版本说明
    8.0.0 现在 encoding 可以为 null。

    示例

    示例 #1 map example

    <?php
    $convmap     = array (
    int start_code1, int end_code1, int offset1, int mask1,
    int start_code2, int end_code2, int offset2, int mask2,
    ........
    int start_codeN, int end_codeN, int offsetN, int maskN );
    // Specify Unicode value for start_codeN and end_codeN
    // Add offsetN to value and take bit-wise 'AND' with maskN, then
    // it converts value to numeric string reference.
    ?>

    示例 #2 mb_encode_numericentity() example

    <?php

    $convmap = array(0x80, 0xff, 0, 0xff);
    $str = mb_encode_numericentity($str, $convmap, "ISO-8859-1");


    $convmap = array(
    0xe000, 0xe03e, 0x1040, 0xffff,
    0xe03f, 0xe0bb, 0x1041, 0xffff,
    0xe0bc, 0xe0fa, 0x1084, 0xffff,
    0xe0fb, 0xe177, 0x1085, 0xffff,
    0xe178, 0xe1b6, 0x10c8, 0xffff,
    0xe1b7, 0xe233, 0x10c9, 0xffff,
    0xe234, 0xe272, 0x110c, 0xffff,
    0xe273, 0xe2ef, 0x110d, 0xffff,
    0xe2f0, 0xe32e, 0x1150, 0xffff,
    0xe32f, 0xe3ab, 0x1151, 0xffff );
    $str = mb_encode_numericentity($str, $convmap, "sjis-win");
    ?>

    参见

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