效果：
源码：
<?php // standard ascii 5x7 font 纵向取模 // defines ascii characters 0x20-0x7f (32-127) $font = array( 0x00, 0x00, 0x00, 0x00, 0x00,// ' ' 0x00, 0x00, 0x5F, 0x00, 0x00,// ! 0x00, 0x07, 0x00, 0x07, 0x00,// " 0x14, 0x7F, 0x14, 0x7F, 0x14,// # 0x24, 0x2A, 0x07, 0x2A, 0x12,// $ 0x23, 0x13, 0x08, 0x64, 0x62,// % 0x37, 0x49, 0x55, 0x22, 0x50,// & 0x00, 0x05, 0x03, 0x00, 0x00,// ' 0x00, 0x1C, 0x22, 0x41, 0x00,// ( 0x00, 0x41, 0x22, 0x1C, 0x00,// ) 0x08, 0x2A, 0x1C, 0x2A, 0x08,// * 0x08, 0x08, 0x3E, 0x08, 0x08,// + 0x00, 0x50, 0x30, 0x00, 0x00,// , 0x08, 0x08, 0x08, 0x08, 0x08,// - 0x00, 0x60, 0x60, 0x00, 0x00,// . 0x20, 0x10, 0x08, 0x04, 0x02,// / 0x3E, 0x51, 0x49, 0x45, 0x3E,// 0 0x00, 0x42, 0x7F, 0x40, 0x00,// 1 0x42, 0x61, 0x51, 0x49, 0x46,// 2 0x21, 0x41, 0x45, 0x4B, 0x31,// 3 0x18, 0x14, 0x12, 0x7F, 0x10,// 4 0x27, 0x45, 0x45, 0x45, 0x39,// 5 0x3C, 0x4A, 0x49, 0x49, 0x30,// 6 0x01, 0x71, 0x09, 0x05, 0x03,// 7 0x36, 0x49, 0x49, 0x49, 0x36,// 8 0x06, 0x49, 0x49, 0x29, 0x1E,// 9 0x00, 0x36, 0x36, 0x00, 0x00,// : 0x00, 0x56, 0x36, 0x00, 0x00,// ; 0x00, 0x08, 0x14, 0x22, 0x41,// < 0x14, 0x14, 0x14, 0x14, 0x14,// = 0x41, 0x22, 0x14, 0x08, 0x00,// > 0x02, 0x01, 0x51, 0x09, 0x06,// ? 0x32, 0x49, 0x79, 0x41, 0x3E,// @ 0x7E, 0x11, 0x11, 0x11, 0x7E,// A 0x7F, 0x49, 0x49, 0x49, 0x36,// B 0x3E, 0x41, 0x41, 0x41, 0x22,// C 0x7F, 0x41, 0x41, 0x22, 0x1C,// D 0x7F, 0x49, 0x49, 0x49, 0x41,// E 0x7F, 0x09, 0x09, 0x01, 0x01,// F 0x3E, 0x41, 0x41, 0x51, 0x32,// G 0x7F, 0x08, 0x08, 0x08, 0x7F,// H 0x00, 0x41, 0x7F, 0x41, 0x00,// I 0x20, 0x40, 0x41, 0x3F, 0x01,// J 0x7F, 0x08, 0x14, 0x22, 0x41,// K 0x7F, 0x40, 0x40, 0x40, 0x40,// L 0x7F, 0x02, 0x04, 0x02, 0x7F,// M 0x7F, 0x04, 0x08, 0x10, 0x7F,// N 0x3E, 0x41, 0x41, 0x41, 0x3E,// O 0x7F, 0x09, 0x09, 0x09, 0x06,// P 0x3E, 0x41, 0x51, 0x21, 0x5E,// Q 0x7F, 0x09, 0x19, 0x29, 0x46,// R 0x46, 0x49, 0x49, 0x49, 0x31,// S 0x01, 0x01, 0x7F, 0x01, 0x01,// T 0x3F, 0x40, 0x40, 0x40, 0x3F,// U 0x1F, 0x20, 0x40, 0x20, 0x1F,// V 0x7F, 0x20, 0x18, 0x20, 0x7F,// W 0x63, 0x14, 0x08, 0x14, 0x63,// X 0x03, 0x04, 0x78, 0x04, 0x03,// Y 0x61, 0x51, 0x49, 0x45, 0x43,// Z 0x00, 0x00, 0x7F, 0x41, 0x41,// [ 0x02, 0x04, 0x08, 0x10, 0x20,// "" 0x41, 0x41, 0x7F, 0x00, 0x00,// ] 0x04, 0x02, 0x01, 0x02, 0x04,// ^ 0x40, 0x40, 0x40, 0x40, 0x40,// _ 0x00, 0x01, 0x02, 0x04, 0x00,// ` 0x20, 0x54, 0x54, 0x54, 0x78,// a 0x7F, 0x48, 0x44, 0x44, 0x38,// b 0x38, 0x44, 0x44, 0x44, 0x20,// c 0x38, 0x44, 0x44, 0x48, 0x7F,// d 0x38, 0x54, 0x54, 0x54, 0x18,// e 0x08, 0x7E, 0x09, 0x01, 0x02,// f 0x08, 0x14, 0x54, 0x54, 0x3C,// g 0x7F, 0x08, 0x04, 0x04, 0x78,// h 0x00, 0x44, 0x7D, 0x40, 0x00,// i 0x20, 0x40, 0x44, 0x3D, 0x00,// j 0x00, 0x7F, 0x10, 0x28, 0x44,// k 0x00, 0x41, 0x7F, 0x40, 0x00,// l 0x7C, 0x04, 0x18, 0x04, 0x78,// m 0x7C, 0x08, 0x04, 0x04, 0x78,// n 0x38, 0x44, 0x44, 0x44, 0x38,// o 0x7C, 0x14, 0x14, 0x14, 0x08,// p 0x08, 0x14, 0x14, 0x18, 0x7C,// q 0x7C, 0x08, 0x04, 0x04, 0x08,// r 0x48, 0x54, 0x54, 0x54, 0x20,// s 0x04, 0x3F, 0x44, 0x40, 0x20,// t 0x3C, 0x40, 0x40, 0x20, 0x7C,// u 0x1C, 0x20, 0x40, 0x20, 0x1C,// v 0x3C, 0x40, 0x30, 0x40, 0x3C,// w 0x44, 0x28, 0x10, 0x28, 0x44,// x 0x0C, 0x50, 0x50, 0x50, 0x3C,// y 0x44, 0x64, 0x54, 0x4C, 0x44,// z 0x00, 0x08, 0x36, 0x41, 0x00,// { 0x00, 0x00, 0x7F, 0x00, 0x00,// | 0x00, 0x41, 0x36, 0x08, 0x00,// } 0x02, 0x01, 0x02, 0x04, 0x02,// ~ 0xff, 0xff, 0xff, 0xff, 0xff, //black block ); //var_dump($font); $font_bin = array(); foreach ($font as $r) { $font_bin[] = str_pad(decbin($r),8,'0',STR_PAD_LEFT); } //var_dump($font_bin); function show($str) { global $font_bin; echo '<div style="font-size:10px;">'; for ($i=0; $i<strlen($str); $i++) { echo '<div style="margin:10px 5px; float:left;">'; $index = ord($str{$i}) - 32; for ($y=7; $y>0; $y--) { for ($x=0; $x<5; $x++) { $s = substr($font_bin[$index*5 + $x], $y, 1); echo $s == '1' ? '■' : '<span style="color:#ddd;">□</span>'; } echo '<br>'; } echo '</div>'; } echo '<div>'; } $s = ''; for ($i=32; $i<128; $i++) { $s .= chr($i); } show($s);