Str

用途

Str字符串助手

核心对象方法

核心类:EasySwoole\Utility\Str

contains

检查字符串中是否包含另一字符串

  • mixed $haystack 被检查的字符串
  • mixed $needles 需要包含的字符串
  • mixed $strict 是否区分大小写

static function contains($haystack, $needles, $strict = true)

例子

  1. <?php
  2. /**
  3. * Created by PhpStorm.
  4. * User: root
  5. * Date: 19-1-9
  6. * Time: 上午10:10
  7. */
  8. require './vendor/autoload.php';
  9. var_dump(\EasySwoole\Utility\Str::contains('hello, easyswoole', 'Swoole', false));
  10. /**
  11. * 输出结果:
  12. * bool(true)
  13. */

startsWith

检查字符串是否以某个字符串开头

  • mixed $haystack 被检查的字符串
  • mixed $needles 需要包含的字符串
  • mixed $strict 是否区分大小写

static function startsWith($haystack, $needles, $strict = true)

例子

  1. <?php
  2. /**
  3. * Created by PhpStorm.
  4. * User: root
  5. * Date: 19-1-9
  6. * Time: 上午10:10
  7. */
  8. require './vendor/autoload.php';
  9. var_dump(\EasySwoole\Utility\Str::startsWith('hello, easyswoole', 'Hello', false));
  10. /**
  11. * 输出结果:
  12. * bool(true)
  13. */

endsWith

检查字符串是否以某个字符串结尾

  • mixed $haystack 被检查的字符串
  • mixed $needles 需要包含的字符串
  • mixed $strict 是否区分大小写

static function endsWith($haystack, $needles, $strict = true)

例子

  1. <?php
  2. /**
  3. * Created by PhpStorm.
  4. * User: root
  5. * Date: 19-1-9
  6. * Time: 上午10:10
  7. */
  8. require './vendor/autoload.php';
  9. var_dump(\EasySwoole\Utility\Str::endsWith('hello, easyswoole', 'Swoole', false));
  10. /**
  11. * 输出结果:
  12. * bool(true)
  13. */

snake

驼峰转下划线

  • mixed $value 待处理字符串
  • mixed $delimiter 分隔符

static function snake($value, $delimiter = ‘_’)

例子

  1. <?php
  2. /**
  3. * Created by PhpStorm.
  4. * User: root
  5. * Date: 19-1-9
  6. * Time: 上午10:10
  7. */
  8. require './vendor/autoload.php';
  9. var_dump(\EasySwoole\Utility\Str::snake('EasySwoole'));
  10. /**
  11. * 输出结果:
  12. * string(11) "easy_swoole"
  13. */

camel

下划线转驼峰 (首字母小写)

  • mixed $value 待处理字符串

static function camel($value)

例子

  1. <?php
  2. /**
  3. * Created by PhpStorm.
  4. * User: root
  5. * Date: 19-1-9
  6. * Time: 上午10:10
  7. */
  8. require './vendor/autoload.php';
  9. var_dump(\EasySwoole\Utility\Str::camel('easy_swoole'));
  10. /**
  11. * 输出结果:
  12. * string(10) "easySwoole"
  13. */

studly

下划线转驼峰 (首字母大写)

  • mixed $value 待处理字符串

static function studly($value)

例子

  1. <?php
  2. /**
  3. * Created by PhpStorm.
  4. * User: root
  5. * Date: 19-1-9
  6. * Time: 上午10:10
  7. */
  8. require './vendor/autoload.php';
  9. var_dump(\EasySwoole\Utility\Str::studly('easy_swoole'));
  10. /**
  11. * 输出结果:
  12. * string(10) "EasySwoole"
  13. */