const regex = /^(?=.*[a-zA-Z])(?=.*\d)(?=.*[!@#$%^&*()_+])[A-Za-z\d!@#$%^&*()_+.]{8,64}$/gm;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('^(?=.*[a-zA-Z])(?=.*\\d)(?=.*[!@#$%^&*()_+])[A-Za-z\\d!@#$%^&*()_+.]{8,64}$', 'gm')
const str = `.abc@1234
*abc@1234
abc@1234.
a@b.c1234
*abc@1234
abc@1234.
a@b.c1234`;
// Reset `lastIndex` if this regex is defined globally
// regex.lastIndex = 0;
let m;
while ((m = regex.exec(str)) !== null) {
// This is necessary to avoid infinite loops with zero-width matches
if (m.index === regex.lastIndex) {
regex.lastIndex++;
}
// The result can be accessed through the `m`-variable.
m.forEach((match, groupIndex) => {
console.log(`Found match, group ${groupIndex}: ${match}`);
});
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for JavaScript, please visit: https://developer.mozilla.org/en/docs/Web/JavaScript/Guide/Regular_Expressions