validate.js 2.4 KB

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  1. /**
  2. * 判断value字符串是否为空
  3. * @param {string} value
  4. * @returns {Boolean}
  5. */
  6. export function isEmpty(value) {
  7. if (value == null || value == "" || value == undefined || value == "undefined") {
  8. return true;
  9. }
  10. return false;
  11. }
  12. /**
  13. * 判断url是否是http或https
  14. * @param {string} url
  15. * @returns {Boolean}
  16. */
  17. export function isHttp(url) {
  18. return url.indexOf('http://') !== -1 || url.indexOf('https://') !== -1
  19. }
  20. /**
  21. * 判断path是否为外链
  22. * @param {string} path
  23. * @returns {Boolean}
  24. */
  25. export function isExternal(path) {
  26. return /^(https?:|mailto:|tel:)/.test(path)
  27. }
  28. /**
  29. * @param {string} str
  30. * @returns {Boolean}
  31. */
  32. export function validUsername(str) {
  33. const valid_map = ['admin', 'editor']
  34. return valid_map.indexOf(str.trim()) >= 0
  35. }
  36. /**
  37. * @param {string} url
  38. * @returns {Boolean}
  39. */
  40. export function validURL(url) {
  41. const reg = /^(https?|ftp):\/\/([a-zA-Z0-9.-]+(:[a-zA-Z0-9.&%$-]+)*@)*((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]?)(\.(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])){3}|([a-zA-Z0-9-]+\.)*[a-zA-Z0-9-]+\.(com|edu|gov|int|mil|net|org|biz|arpa|info|name|pro|aero|coop|museum|[a-zA-Z]{2}))(:[0-9]+)*(\/($|[a-zA-Z0-9.,?'\\+&%$#=~_-]+))*$/
  42. return reg.test(url)
  43. }
  44. /**
  45. * @param {string} str
  46. * @returns {Boolean}
  47. */
  48. export function validLowerCase(str) {
  49. const reg = /^[a-z]+$/
  50. return reg.test(str)
  51. }
  52. /**
  53. * @param {string} str
  54. * @returns {Boolean}
  55. */
  56. export function validUpperCase(str) {
  57. const reg = /^[A-Z]+$/
  58. return reg.test(str)
  59. }
  60. /**
  61. * @param {string} str
  62. * @returns {Boolean}
  63. */
  64. export function validAlphabets(str) {
  65. const reg = /^[A-Za-z]+$/
  66. return reg.test(str)
  67. }
  68. /**
  69. * @param {string} email
  70. * @returns {Boolean}
  71. */
  72. export function validEmail(email) {
  73. const reg = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/
  74. return reg.test(email)
  75. }
  76. /**
  77. * @param {string} str
  78. * @returns {Boolean}
  79. */
  80. export function isString(str) {
  81. return typeof str === 'string' || str instanceof String;
  82. }
  83. /**
  84. * @param {Array} arg
  85. * @returns {Boolean}
  86. */
  87. export function isArray(arg) {
  88. if (typeof Array.isArray === 'undefined') {
  89. return Object.prototype.toString.call(arg) === '[object Array]'
  90. }
  91. return Array.isArray(arg)
  92. }